Home / 10,281.60-14,188.56-5,565.84

Finding the Fourth Proportional to 10,281.60, 14,188.56 and 5,565.84

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Solution

The fourth proportional to 10,281.60, 14,188.56 and 5,565.84 is: 7,680.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,281.60 : 14,188.56 = 5,565.84 : x
  2. Step 2: Convert to fraction form
    10,281.60/14,188.56 = 5,565.84/x
  3. Step 3: Cross multiply
    10,281.60x = 14,188.56 × 5,565.84
  4. Step 4: Simplify right side
    10,281.60x = 78,971,254.79
  5. Step 5: Solve for x
    x = 78,971,254.79/10,281.60
  6. Step 6: Final answer
    x = 7,680.83

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