Home / 5,005.02-7,502.49-2,406.54

Finding the Fourth Proportional to 5,005.02, 7,502.49 and 2,406.54

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Solution

The fourth proportional to 5,005.02, 7,502.49 and 2,406.54 is: 3,607.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,005.02 : 7,502.49 = 2,406.54 : x
  2. Step 2: Convert to fraction form
    5,005.02/7,502.49 = 2,406.54/x
  3. Step 3: Cross multiply
    5,005.02x = 7,502.49 × 2,406.54
  4. Step 4: Simplify right side
    5,005.02x = 18,055,042.28
  5. Step 5: Solve for x
    x = 18,055,042.28/5,005.02
  6. Step 6: Final answer
    x = 3,607.39

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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.