Home / 8,456.26-11,672.90-7,570.52

Finding the Fourth Proportional to 8,456.26, 11,672.90 and 7,570.52

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Solution

The fourth proportional to 8,456.26, 11,672.90 and 7,570.52 is: 10,450.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,456.26 : 11,672.90 = 7,570.52 : x
  2. Step 2: Convert to fraction form
    8,456.26/11,672.90 = 7,570.52/x
  3. Step 3: Cross multiply
    8,456.26x = 11,672.90 × 7,570.52
  4. Step 4: Simplify right side
    8,456.26x = 88,369,922.91
  5. Step 5: Solve for x
    x = 88,369,922.91/8,456.26
  6. Step 6: Final answer
    x = 10,450.24

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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.