Home / 9,330.80-13,974.60-6,393.20

Finding the Fourth Proportional to 9,330.80, 13,974.60 and 6,393.20

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Solution

The fourth proportional to 9,330.80, 13,974.60 and 6,393.20 is: 9,575.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,330.80 : 13,974.60 = 6,393.20 : x
  2. Step 2: Convert to fraction form
    9,330.80/13,974.60 = 6,393.20/x
  3. Step 3: Cross multiply
    9,330.80x = 13,974.60 × 6,393.20
  4. Step 4: Simplify right side
    9,330.80x = 89,342,412.72
  5. Step 5: Solve for x
    x = 89,342,412.72/9,330.80
  6. Step 6: Final answer
    x = 9,575.00

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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.