Home / 2,753.27-4,130.22-999.10

Finding the Fourth Proportional to 2,753.27, 4,130.22 and 999.10

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Solution

The fourth proportional to 2,753.27, 4,130.22 and 999.10 is: 1,498.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,753.27 : 4,130.22 = 999.10 : x
  2. Step 2: Convert to fraction form
    2,753.27/4,130.22 = 999.10/x
  3. Step 3: Cross multiply
    2,753.27x = 4,130.22 × 999.10
  4. Step 4: Simplify right side
    2,753.27x = 4,126,502.80
  5. Step 5: Solve for x
    x = 4,126,502.80/2,753.27
  6. Step 6: Final answer
    x = 1,498.76

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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.