Home / 6,909.36-10,358.10-2,752.31

Finding the Fourth Proportional to 6,909.36, 10,358.10 and 2,752.31

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Solution

The fourth proportional to 6,909.36, 10,358.10 and 2,752.31 is: 4,126.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,909.36 : 10,358.10 = 2,752.31 : x
  2. Step 2: Convert to fraction form
    6,909.36/10,358.10 = 2,752.31/x
  3. Step 3: Cross multiply
    6,909.36x = 10,358.10 × 2,752.31
  4. Step 4: Simplify right side
    6,909.36x = 28,508,650.42
  5. Step 5: Solve for x
    x = 28,508,650.42/6,909.36
  6. Step 6: Final answer
    x = 4,126.09

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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.