Home / 7,187.10-10,770.22-4,963.65

Finding the Fourth Proportional to 7,187.10, 10,770.22 and 4,963.65

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Solution

The fourth proportional to 7,187.10, 10,770.22 and 4,963.65 is: 7,438.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,187.10 : 10,770.22 = 4,963.65 : x
  2. Step 2: Convert to fraction form
    7,187.10/10,770.22 = 4,963.65/x
  3. Step 3: Cross multiply
    7,187.10x = 10,770.22 × 4,963.65
  4. Step 4: Simplify right side
    7,187.10x = 53,459,602.50
  5. Step 5: Solve for x
    x = 53,459,602.50/7,187.10
  6. Step 6: Final answer
    x = 7,438.27

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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.