Home / 9,357.08-12,913.00-5,324.56

Finding the Fourth Proportional to 9,357.08, 12,913.00 and 5,324.56

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Solution

The fourth proportional to 9,357.08, 12,913.00 and 5,324.56 is: 7,348.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,357.08 : 12,913.00 = 5,324.56 : x
  2. Step 2: Convert to fraction form
    9,357.08/12,913.00 = 5,324.56/x
  3. Step 3: Cross multiply
    9,357.08x = 12,913.00 × 5,324.56
  4. Step 4: Simplify right side
    9,357.08x = 68,755,997.69
  5. Step 5: Solve for x
    x = 68,755,997.69/9,357.08
  6. Step 6: Final answer
    x = 7,348.02

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.