Home / 9,917.50-14,875.65-4,073.96

Finding the Fourth Proportional to 9,917.50, 14,875.65 and 4,073.96

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Solution

The fourth proportional to 9,917.50, 14,875.65 and 4,073.96 is: 6,110.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,917.50 : 14,875.65 = 4,073.96 : x
  2. Step 2: Convert to fraction form
    9,917.50/14,875.65 = 4,073.96/x
  3. Step 3: Cross multiply
    9,917.50x = 14,875.65 × 4,073.96
  4. Step 4: Simplify right side
    9,917.50x = 60,602,782.70
  5. Step 5: Solve for x
    x = 60,602,782.70/9,917.50
  6. Step 6: Final answer
    x = 6,110.69

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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.