Home / 3,153.24-4,727.57-1,487.48

Finding the Fourth Proportional to 3,153.24, 4,727.57 and 1,487.48

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Solution

The fourth proportional to 3,153.24, 4,727.57 and 1,487.48 is: 2,230.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,153.24 : 4,727.57 = 1,487.48 : x
  2. Step 2: Convert to fraction form
    3,153.24/4,727.57 = 1,487.48/x
  3. Step 3: Cross multiply
    3,153.24x = 4,727.57 × 1,487.48
  4. Step 4: Simplify right side
    3,153.24x = 7,032,134.75
  5. Step 5: Solve for x
    x = 7,032,134.75/3,153.24
  6. Step 6: Final answer
    x = 2,230.13

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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.