Home / 9,127.52-12,596.43-5,350.64

Finding the Fourth Proportional to 9,127.52, 12,596.43 and 5,350.64

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Solution

The fourth proportional to 9,127.52, 12,596.43 and 5,350.64 is: 7,384.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,127.52 : 12,596.43 = 5,350.64 : x
  2. Step 2: Convert to fraction form
    9,127.52/12,596.43 = 5,350.64/x
  3. Step 3: Cross multiply
    9,127.52x = 12,596.43 × 5,350.64
  4. Step 4: Simplify right side
    9,127.52x = 67,398,962.22
  5. Step 5: Solve for x
    x = 67,398,962.22/9,127.52
  6. Step 6: Final answer
    x = 7,384.15

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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.