Home / 9,690.44-13,373.22-5,499.08

Finding the Fourth Proportional to 9,690.44, 13,373.22 and 5,499.08

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Solution

The fourth proportional to 9,690.44, 13,373.22 and 5,499.08 is: 7,588.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,690.44 : 13,373.22 = 5,499.08 : x
  2. Step 2: Convert to fraction form
    9,690.44/13,373.22 = 5,499.08/x
  3. Step 3: Cross multiply
    9,690.44x = 13,373.22 × 5,499.08
  4. Step 4: Simplify right side
    9,690.44x = 73,540,406.64
  5. Step 5: Solve for x
    x = 73,540,406.64/9,690.44
  6. Step 6: Final answer
    x = 7,588.96

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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.