Home / 8,323.48-11,485.89-4,545.88

Finding the Fourth Proportional to 8,323.48, 11,485.89 and 4,545.88

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Solution

The fourth proportional to 8,323.48, 11,485.89 and 4,545.88 is: 6,273.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,323.48 : 11,485.89 = 4,545.88 : x
  2. Step 2: Convert to fraction form
    8,323.48/11,485.89 = 4,545.88/x
  3. Step 3: Cross multiply
    8,323.48x = 11,485.89 × 4,545.88
  4. Step 4: Simplify right side
    8,323.48x = 52,213,448.92
  5. Step 5: Solve for x
    x = 52,213,448.92/8,323.48
  6. Step 6: Final answer
    x = 6,273.03

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Half scale
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Double scale
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Similar ratio
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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.