Home / 8,037.38-12,055.65-2,490.30

Finding the Fourth Proportional to 8,037.38, 12,055.65 and 2,490.30

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Solution

The fourth proportional to 8,037.38, 12,055.65 and 2,490.30 is: 3,735.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,037.38 : 12,055.65 = 2,490.30 : x
  2. Step 2: Convert to fraction form
    8,037.38/12,055.65 = 2,490.30/x
  3. Step 3: Cross multiply
    8,037.38x = 12,055.65 × 2,490.30
  4. Step 4: Simplify right side
    8,037.38x = 30,022,185.20
  5. Step 5: Solve for x
    x = 30,022,185.20/8,037.38
  6. Step 6: Final answer
    x = 3,735.32

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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.