Home / 9,331.07-12,877.07-5,298.15

Finding the Fourth Proportional to 9,331.07, 12,877.07 and 5,298.15

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Solution

The fourth proportional to 9,331.07, 12,877.07 and 5,298.15 is: 7,311.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,331.07 : 12,877.07 = 5,298.15 : x
  2. Step 2: Convert to fraction form
    9,331.07/12,877.07 = 5,298.15/x
  3. Step 3: Cross multiply
    9,331.07x = 12,877.07 × 5,298.15
  4. Step 4: Simplify right side
    9,331.07x = 68,224,621.93
  5. Step 5: Solve for x
    x = 68,224,621.93/9,331.07
  6. Step 6: Final answer
    x = 7,311.56

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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.