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Finding the Fourth Proportional to 4,707.62, 7,064.67 and 2,400.74

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Solution

The fourth proportional to 4,707.62, 7,064.67 and 2,400.74 is: 3,602.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,707.62 : 7,064.67 = 2,400.74 : x
  2. Step 2: Convert to fraction form
    4,707.62/7,064.67 = 2,400.74/x
  3. Step 3: Cross multiply
    4,707.62x = 7,064.67 × 2,400.74
  4. Step 4: Simplify right side
    4,707.62x = 16,960,435.86
  5. Step 5: Solve for x
    x = 16,960,435.86/4,707.62
  6. Step 6: Final answer
    x = 3,602.76

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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.