Home / 10,254.97-14,151.46-5,779.62

Finding the Fourth Proportional to 10,254.97, 14,151.46 and 5,779.62

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Solution

The fourth proportional to 10,254.97, 14,151.46 and 5,779.62 is: 7,975.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,254.97 : 14,151.46 = 5,779.62 : x
  2. Step 2: Convert to fraction form
    10,254.97/14,151.46 = 5,779.62/x
  3. Step 3: Cross multiply
    10,254.97x = 14,151.46 × 5,779.62
  4. Step 4: Simplify right side
    10,254.97x = 81,790,032.35
  5. Step 5: Solve for x
    x = 81,790,032.35/10,254.97
  6. Step 6: Final answer
    x = 7,975.65

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.