Home / 7,542.08-11,312.80-2,544.12

Finding the Fourth Proportional to 7,542.08, 11,312.80 and 2,544.12

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Solution

The fourth proportional to 7,542.08, 11,312.80 and 2,544.12 is: 3,816.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,542.08 : 11,312.80 = 2,544.12 : x
  2. Step 2: Convert to fraction form
    7,542.08/11,312.80 = 2,544.12/x
  3. Step 3: Cross multiply
    7,542.08x = 11,312.80 × 2,544.12
  4. Step 4: Simplify right side
    7,542.08x = 28,781,114.38
  5. Step 5: Solve for x
    x = 28,781,114.38/7,542.08
  6. Step 6: Final answer
    x = 3,816.07

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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.