Home / 9,807.64-13,534.57-5,331.39

Finding the Fourth Proportional to 9,807.64, 13,534.57 and 5,331.39

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Solution

The fourth proportional to 9,807.64, 13,534.57 and 5,331.39 is: 7,357.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,807.64 : 13,534.57 = 5,331.39 : x
  2. Step 2: Convert to fraction form
    9,807.64/13,534.57 = 5,331.39/x
  3. Step 3: Cross multiply
    9,807.64x = 13,534.57 × 5,331.39
  4. Step 4: Simplify right side
    9,807.64x = 72,158,003.48
  5. Step 5: Solve for x
    x = 72,158,003.48/9,807.64
  6. Step 6: Final answer
    x = 7,357.33

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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.