Home / 6,127.35-8,445.45-4,691.22

Finding the Fourth Proportional to 6,127.35, 8,445.45 and 4,691.22

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Solution

The fourth proportional to 6,127.35, 8,445.45 and 4,691.22 is: 6,466.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,127.35 : 8,445.45 = 4,691.22 : x
  2. Step 2: Convert to fraction form
    6,127.35/8,445.45 = 4,691.22/x
  3. Step 3: Cross multiply
    6,127.35x = 8,445.45 × 4,691.22
  4. Step 4: Simplify right side
    6,127.35x = 39,619,463.95
  5. Step 5: Solve for x
    x = 39,619,463.95/6,127.35
  6. Step 6: Final answer
    x = 6,466.00

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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.