Home / 7,966.59-11,951.25-2,420.48

Finding the Fourth Proportional to 7,966.59, 11,951.25 and 2,420.48

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Solution

The fourth proportional to 7,966.59, 11,951.25 and 2,420.48 is: 3,631.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,966.59 : 11,951.25 = 2,420.48 : x
  2. Step 2: Convert to fraction form
    7,966.59/11,951.25 = 2,420.48/x
  3. Step 3: Cross multiply
    7,966.59x = 11,951.25 × 2,420.48
  4. Step 4: Simplify right side
    7,966.59x = 28,927,782.40
  5. Step 5: Solve for x
    x = 28,927,782.40/7,966.59
  6. Step 6: Final answer
    x = 3,631.14

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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.