Home / 11,629.71-17,445.65-4,234.95

Finding the Fourth Proportional to 11,629.71, 17,445.65 and 4,234.95

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Solution

The fourth proportional to 11,629.71, 17,445.65 and 4,234.95 is: 6,352.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,629.71 : 17,445.65 = 4,234.95 : x
  2. Step 2: Convert to fraction form
    11,629.71/17,445.65 = 4,234.95/x
  3. Step 3: Cross multiply
    11,629.71x = 17,445.65 × 4,234.95
  4. Step 4: Simplify right side
    11,629.71x = 73,881,434.29
  5. Step 5: Solve for x
    x = 73,881,434.29/11,629.71
  6. Step 6: Final answer
    x = 6,352.82

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1.5x scale

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.