Home / 9,807.61-13,534.58-5,331.36

Finding the Fourth Proportional to 9,807.61, 13,534.58 and 5,331.36

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Solution

The fourth proportional to 9,807.61, 13,534.58 and 5,331.36 is: 7,357.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,807.61 : 13,534.58 = 5,331.36 : x
  2. Step 2: Convert to fraction form
    9,807.61/13,534.58 = 5,331.36/x
  3. Step 3: Cross multiply
    9,807.61x = 13,534.58 × 5,331.36
  4. Step 4: Simplify right side
    9,807.61x = 72,157,691.77
  5. Step 5: Solve for x
    x = 72,157,691.77/9,807.61
  6. Step 6: Final answer
    x = 7,357.32

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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.