Home / 11,590.72-15,995.20-6,285.52

Finding the Fourth Proportional to 11,590.72, 15,995.20 and 6,285.52

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Solution

The fourth proportional to 11,590.72, 15,995.20 and 6,285.52 is: 8,674.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,590.72 : 15,995.20 = 6,285.52 : x
  2. Step 2: Convert to fraction form
    11,590.72/15,995.20 = 6,285.52/x
  3. Step 3: Cross multiply
    11,590.72x = 15,995.20 × 6,285.52
  4. Step 4: Simplify right side
    11,590.72x = 100,538,149.50
  5. Step 5: Solve for x
    x = 100,538,149.50/11,590.72
  6. Step 6: Final answer
    x = 8,674.02

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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.