Home / 10,657.60-15,982.92-3,730.48

Finding the Fourth Proportional to 10,657.60, 15,982.92 and 3,730.48

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Solution

The fourth proportional to 10,657.60, 15,982.92 and 3,730.48 is: 5,594.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,657.60 : 15,982.92 = 3,730.48 : x
  2. Step 2: Convert to fraction form
    10,657.60/15,982.92 = 3,730.48/x
  3. Step 3: Cross multiply
    10,657.60x = 15,982.92 × 3,730.48
  4. Step 4: Simplify right side
    10,657.60x = 59,623,963.40
  5. Step 5: Solve for x
    x = 59,623,963.40/10,657.60
  6. Step 6: Final answer
    x = 5,594.50

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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.