Home / 4,573.92-6,860.89-1,287.02

Finding the Fourth Proportional to 4,573.92, 6,860.89 and 1,287.02

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Solution

The fourth proportional to 4,573.92, 6,860.89 and 1,287.02 is: 1,930.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,573.92 : 6,860.89 = 1,287.02 : x
  2. Step 2: Convert to fraction form
    4,573.92/6,860.89 = 1,287.02/x
  3. Step 3: Cross multiply
    4,573.92x = 6,860.89 × 1,287.02
  4. Step 4: Simplify right side
    4,573.92x = 8,830,065.13
  5. Step 5: Solve for x
    x = 8,830,065.13/4,573.92
  6. Step 6: Final answer
    x = 1,930.52

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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 (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.