Home / 13,177.89-19,766.87-4,854.31

Finding the Fourth Proportional to 13,177.89, 19,766.87 and 4,854.31

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Solution

The fourth proportional to 13,177.89, 19,766.87 and 4,854.31 is: 7,281.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,177.89 : 19,766.87 = 4,854.31 : x
  2. Step 2: Convert to fraction form
    13,177.89/19,766.87 = 4,854.31/x
  3. Step 3: Cross multiply
    13,177.89x = 19,766.87 × 4,854.31
  4. Step 4: Simplify right side
    13,177.89x = 95,954,514.71
  5. Step 5: Solve for x
    x = 95,954,514.71/13,177.89
  6. Step 6: Final answer
    x = 7,281.48

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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.