Home / 3,459.08-5,188.62-1,510.76

Finding the Fourth Proportional to 3,459.08, 5,188.62 and 1,510.76

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Solution

The fourth proportional to 3,459.08, 5,188.62 and 1,510.76 is: 2,266.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,459.08 : 5,188.62 = 1,510.76 : x
  2. Step 2: Convert to fraction form
    3,459.08/5,188.62 = 1,510.76/x
  3. Step 3: Cross multiply
    3,459.08x = 5,188.62 × 1,510.76
  4. Step 4: Simplify right side
    3,459.08x = 7,838,759.55
  5. Step 5: Solve for x
    x = 7,838,759.55/3,459.08
  6. Step 6: Final answer
    x = 2,266.14

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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.