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Finding the Fourth Proportional to 6,272.04, 8,655.12 and 3,477.48

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Solution

The fourth proportional to 6,272.04, 8,655.12 and 3,477.48 is: 4,798.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,272.04 : 8,655.12 = 3,477.48 : x
  2. Step 2: Convert to fraction form
    6,272.04/8,655.12 = 3,477.48/x
  3. Step 3: Cross multiply
    6,272.04x = 8,655.12 × 3,477.48
  4. Step 4: Simplify right side
    6,272.04x = 30,098,006.70
  5. Step 5: Solve for x
    x = 30,098,006.70/6,272.04
  6. Step 6: Final answer
    x = 4,798.76

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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.