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Finding the Fourth Proportional to 4,687.99, 7,032.08 and 1,567.87

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Solution

The fourth proportional to 4,687.99, 7,032.08 and 1,567.87 is: 2,351.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,687.99 : 7,032.08 = 1,567.87 : x
  2. Step 2: Convert to fraction form
    4,687.99/7,032.08 = 1,567.87/x
  3. Step 3: Cross multiply
    4,687.99x = 7,032.08 × 1,567.87
  4. Step 4: Simplify right side
    4,687.99x = 11,025,373.61
  5. Step 5: Solve for x
    x = 11,025,373.61/4,687.99
  6. Step 6: Final answer
    x = 2,351.84

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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.