Home / 3,149.08-4,732.26-2,970.16

Finding the Fourth Proportional to 3,149.08, 4,732.26 and 2,970.16

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Solution

The fourth proportional to 3,149.08, 4,732.26 and 2,970.16 is: 4,463.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,149.08 : 4,732.26 = 2,970.16 : x
  2. Step 2: Convert to fraction form
    3,149.08/4,732.26 = 2,970.16/x
  3. Step 3: Cross multiply
    3,149.08x = 4,732.26 × 2,970.16
  4. Step 4: Simplify right side
    3,149.08x = 14,055,569.36
  5. Step 5: Solve for x
    x = 14,055,569.36/3,149.08
  6. Step 6: Final answer
    x = 4,463.39

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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.