Home / 8,575.19-11,830.29-5,589.98

Finding the Fourth Proportional to 8,575.19, 11,830.29 and 5,589.98

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Solution

The fourth proportional to 8,575.19, 11,830.29 and 5,589.98 is: 7,711.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,575.19 : 11,830.29 = 5,589.98 : x
  2. Step 2: Convert to fraction form
    8,575.19/11,830.29 = 5,589.98/x
  3. Step 3: Cross multiply
    8,575.19x = 11,830.29 × 5,589.98
  4. Step 4: Simplify right side
    8,575.19x = 66,131,084.49
  5. Step 5: Solve for x
    x = 66,131,084.49/8,575.19
  6. Step 6: Final answer
    x = 7,711.91

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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.