Home / 11,292.48-15,567.30-7,924.86

Finding the Fourth Proportional to 11,292.48, 15,567.30 and 7,924.86

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Solution

The fourth proportional to 11,292.48, 15,567.30 and 7,924.86 is: 10,924.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,292.48 : 15,567.30 = 7,924.86 : x
  2. Step 2: Convert to fraction form
    11,292.48/15,567.30 = 7,924.86/x
  3. Step 3: Cross multiply
    11,292.48x = 15,567.30 × 7,924.86
  4. Step 4: Simplify right side
    11,292.48x = 123,368,673.08
  5. Step 5: Solve for x
    x = 123,368,673.08/11,292.48
  6. Step 6: Final answer
    x = 10,924.85

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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.