Home / 10,564.11-14,565.24-6,780.60

Finding the Fourth Proportional to 10,564.11, 14,565.24 and 6,780.60

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Solution

The fourth proportional to 10,564.11, 14,565.24 and 6,780.60 is: 9,348.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,564.11 : 14,565.24 = 6,780.60 : x
  2. Step 2: Convert to fraction form
    10,564.11/14,565.24 = 6,780.60/x
  3. Step 3: Cross multiply
    10,564.11x = 14,565.24 × 6,780.60
  4. Step 4: Simplify right side
    10,564.11x = 98,761,066.34
  5. Step 5: Solve for x
    x = 98,761,066.34/10,564.11
  6. Step 6: Final answer
    x = 9,348.74

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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.