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Finding the Fourth Proportional to 4,714.85, 7,045.12 and 3,597.86

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Solution

The fourth proportional to 4,714.85, 7,045.12 and 3,597.86 is: 5,376.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,714.85 : 7,045.12 = 3,597.86 : x
  2. Step 2: Convert to fraction form
    4,714.85/7,045.12 = 3,597.86/x
  3. Step 3: Cross multiply
    4,714.85x = 7,045.12 × 3,597.86
  4. Step 4: Simplify right side
    4,714.85x = 25,347,355.44
  5. Step 5: Solve for x
    x = 25,347,355.44/4,714.85
  6. Step 6: Final answer
    x = 5,376.07

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.