Home / 7,254.78-10,877.67-3,354.18

Finding the Fourth Proportional to 7,254.78, 10,877.67 and 3,354.18

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Solution

The fourth proportional to 7,254.78, 10,877.67 and 3,354.18 is: 5,029.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,254.78 : 10,877.67 = 3,354.18 : x
  2. Step 2: Convert to fraction form
    7,254.78/10,877.67 = 3,354.18/x
  3. Step 3: Cross multiply
    7,254.78x = 10,877.67 × 3,354.18
  4. Step 4: Simplify right side
    7,254.78x = 36,485,663.16
  5. Step 5: Solve for x
    x = 36,485,663.16/7,254.78
  6. Step 6: Final answer
    x = 5,029.19

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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.