Home / 9,934.19-13,697.96-7,240.64

Finding the Fourth Proportional to 9,934.19, 13,697.96 and 7,240.64

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Solution

The fourth proportional to 9,934.19, 13,697.96 and 7,240.64 is: 9,983.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,934.19 : 13,697.96 = 7,240.64 : x
  2. Step 2: Convert to fraction form
    9,934.19/13,697.96 = 7,240.64/x
  3. Step 3: Cross multiply
    9,934.19x = 13,697.96 × 7,240.64
  4. Step 4: Simplify right side
    9,934.19x = 99,181,995.14
  5. Step 5: Solve for x
    x = 99,181,995.14/9,934.19
  6. Step 6: Final answer
    x = 9,983.91

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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.