Home / 9,655.60-14,483.65-3,081.78

Finding the Fourth Proportional to 9,655.60, 14,483.65 and 3,081.78

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Solution

The fourth proportional to 9,655.60, 14,483.65 and 3,081.78 is: 4,622.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,655.60 : 14,483.65 = 3,081.78 : x
  2. Step 2: Convert to fraction form
    9,655.60/14,483.65 = 3,081.78/x
  3. Step 3: Cross multiply
    9,655.60x = 14,483.65 × 3,081.78
  4. Step 4: Simplify right side
    9,655.60x = 44,635,335.07
  5. Step 5: Solve for x
    x = 44,635,335.07/9,655.60
  6. Step 6: Final answer
    x = 4,622.74

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.