Home / 9,330.42-12,877.01-5,350.77

Finding the Fourth Proportional to 9,330.42, 12,877.01 and 5,350.77

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Solution

The fourth proportional to 9,330.42, 12,877.01 and 5,350.77 is: 7,384.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,330.42 : 12,877.01 = 5,350.77 : x
  2. Step 2: Convert to fraction form
    9,330.42/12,877.01 = 5,350.77/x
  3. Step 3: Cross multiply
    9,330.42x = 12,877.01 × 5,350.77
  4. Step 4: Simplify right side
    9,330.42x = 68,901,892.04
  5. Step 5: Solve for x
    x = 68,901,892.04/9,330.42
  6. Step 6: Final answer
    x = 7,384.65

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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.