Home / 8,730.14-13,095.20-2,490.80

Finding the Fourth Proportional to 8,730.14, 13,095.20 and 2,490.80

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Solution

The fourth proportional to 8,730.14, 13,095.20 and 2,490.80 is: 3,736.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,730.14 : 13,095.20 = 2,490.80 : x
  2. Step 2: Convert to fraction form
    8,730.14/13,095.20 = 2,490.80/x
  3. Step 3: Cross multiply
    8,730.14x = 13,095.20 × 2,490.80
  4. Step 4: Simplify right side
    8,730.14x = 32,617,524.16
  5. Step 5: Solve for x
    x = 32,617,524.16/8,730.14
  6. Step 6: Final answer
    x = 3,736.20

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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.