Home / 9,559.19-13,195.84-7,440.53

Finding the Fourth Proportional to 9,559.19, 13,195.84 and 7,440.53

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Solution

The fourth proportional to 9,559.19, 13,195.84 and 7,440.53 is: 10,271.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,559.19 : 13,195.84 = 7,440.53 : x
  2. Step 2: Convert to fraction form
    9,559.19/13,195.84 = 7,440.53/x
  3. Step 3: Cross multiply
    9,559.19x = 13,195.84 × 7,440.53
  4. Step 4: Simplify right side
    9,559.19x = 98,184,043.40
  5. Step 5: Solve for x
    x = 98,184,043.40/9,559.19
  6. Step 6: Final answer
    x = 10,271.17

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Half scale
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Double scale
Find fourth proportional to 9,560.19, 13,197.22 and 7,441.53
Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.