Home / 11,590.92-15,995.52-6,285.78

Finding the Fourth Proportional to 11,590.92, 15,995.52 and 6,285.78

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Solution

The fourth proportional to 11,590.92, 15,995.52 and 6,285.78 is: 8,674.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,590.92 : 15,995.52 = 6,285.78 : x
  2. Step 2: Convert to fraction form
    11,590.92/15,995.52 = 6,285.78/x
  3. Step 3: Cross multiply
    11,590.92x = 15,995.52 × 6,285.78
  4. Step 4: Simplify right side
    11,590.92x = 100,544,319.71
  5. Step 5: Solve for x
    x = 100,544,319.71/11,590.92
  6. Step 6: Final answer
    x = 8,674.40

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Half scale
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Double scale
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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.