Home / 8,298.09-12,439.47-5,337.27

Finding the Fourth Proportional to 8,298.09, 12,439.47 and 5,337.27

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Solution

The fourth proportional to 8,298.09, 12,439.47 and 5,337.27 is: 8,000.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,298.09 : 12,439.47 = 5,337.27 : x
  2. Step 2: Convert to fraction form
    8,298.09/12,439.47 = 5,337.27/x
  3. Step 3: Cross multiply
    8,298.09x = 12,439.47 × 5,337.27
  4. Step 4: Simplify right side
    8,298.09x = 66,392,810.05
  5. Step 5: Solve for x
    x = 66,392,810.05/8,298.09
  6. Step 6: Final answer
    x = 8,000.97

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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.