Home / 6,277.67-8,663.17-3,445.06

Finding the Fourth Proportional to 6,277.67, 8,663.17 and 3,445.06

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Solution

The fourth proportional to 6,277.67, 8,663.17 and 3,445.06 is: 4,754.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,277.67 : 8,663.17 = 3,445.06 : x
  2. Step 2: Convert to fraction form
    6,277.67/8,663.17 = 3,445.06/x
  3. Step 3: Cross multiply
    6,277.67x = 8,663.17 × 3,445.06
  4. Step 4: Simplify right side
    6,277.67x = 29,845,140.44
  5. Step 5: Solve for x
    x = 29,845,140.44/6,277.67
  6. Step 6: Final answer
    x = 4,754.17

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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.