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Finding the Fourth Proportional to 4,691.03, 7,036.88 and 4,454.55

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Solution

The fourth proportional to 4,691.03, 7,036.88 and 4,454.55 is: 6,682.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,691.03 : 7,036.88 = 4,454.55 : x
  2. Step 2: Convert to fraction form
    4,691.03/7,036.88 = 4,454.55/x
  3. Step 3: Cross multiply
    4,691.03x = 7,036.88 × 4,454.55
  4. Step 4: Simplify right side
    4,691.03x = 31,346,111.53
  5. Step 5: Solve for x
    x = 31,346,111.53/4,691.03
  6. Step 6: Final answer
    x = 6,682.15

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.