Home / 9,570.06-13,206.51-5,321.16

Finding the Fourth Proportional to 9,570.06, 13,206.51 and 5,321.16

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Solution

The fourth proportional to 9,570.06, 13,206.51 and 5,321.16 is: 7,343.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,570.06 : 13,206.51 = 5,321.16 : x
  2. Step 2: Convert to fraction form
    9,570.06/13,206.51 = 5,321.16/x
  3. Step 3: Cross multiply
    9,570.06x = 13,206.51 × 5,321.16
  4. Step 4: Simplify right side
    9,570.06x = 70,273,952.75
  5. Step 5: Solve for x
    x = 70,273,952.75/9,570.06
  6. Step 6: Final answer
    x = 7,343.10

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Double scale
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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.