Home / 6,952.10-10,428.15-4,187.30

Finding the Fourth Proportional to 6,952.10, 10,428.15 and 4,187.30

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Solution

The fourth proportional to 6,952.10, 10,428.15 and 4,187.30 is: 6,280.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,952.10 : 10,428.15 = 4,187.30 : x
  2. Step 2: Convert to fraction form
    6,952.10/10,428.15 = 4,187.30/x
  3. Step 3: Cross multiply
    6,952.10x = 10,428.15 × 4,187.30
  4. Step 4: Simplify right side
    6,952.10x = 43,665,792.50
  5. Step 5: Solve for x
    x = 43,665,792.50/6,952.10
  6. Step 6: Final answer
    x = 6,280.95

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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.