Home / 9,332.83-12,879.18-5,555.92

Finding the Fourth Proportional to 9,332.83, 12,879.18 and 5,555.92

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Solution

The fourth proportional to 9,332.83, 12,879.18 and 5,555.92 is: 7,667.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,332.83 : 12,879.18 = 5,555.92 : x
  2. Step 2: Convert to fraction form
    9,332.83/12,879.18 = 5,555.92/x
  3. Step 3: Cross multiply
    9,332.83x = 12,879.18 × 5,555.92
  4. Step 4: Simplify right side
    9,332.83x = 71,555,693.75
  5. Step 5: Solve for x
    x = 71,555,693.75/9,332.83
  6. Step 6: Final answer
    x = 7,667.09

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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.