Home / 6,127.38-8,455.84-3,332.88

Finding the Fourth Proportional to 6,127.38, 8,455.84 and 3,332.88

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Solution

The fourth proportional to 6,127.38, 8,455.84 and 3,332.88 is: 4,599.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,127.38 : 8,455.84 = 3,332.88 : x
  2. Step 2: Convert to fraction form
    6,127.38/8,455.84 = 3,332.88/x
  3. Step 3: Cross multiply
    6,127.38x = 8,455.84 × 3,332.88
  4. Step 4: Simplify right side
    6,127.38x = 28,182,300.02
  5. Step 5: Solve for x
    x = 28,182,300.02/6,127.38
  6. Step 6: Final answer
    x = 4,599.40

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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.