Home / 7,499.52-11,249.28-5,853.60

Finding the Fourth Proportional to 7,499.52, 11,249.28 and 5,853.60

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Solution

The fourth proportional to 7,499.52, 11,249.28 and 5,853.60 is: 8,780.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,499.52 : 11,249.28 = 5,853.60 : x
  2. Step 2: Convert to fraction form
    7,499.52/11,249.28 = 5,853.60/x
  3. Step 3: Cross multiply
    7,499.52x = 11,249.28 × 5,853.60
  4. Step 4: Simplify right side
    7,499.52x = 65,848,785.41
  5. Step 5: Solve for x
    x = 65,848,785.41/7,499.52
  6. Step 6: Final answer
    x = 8,780.40

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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.