Home / 3,030.90-4,546.20-951.11

Finding the Fourth Proportional to 3,030.90, 4,546.20 and 951.11

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Solution

The fourth proportional to 3,030.90, 4,546.20 and 951.11 is: 1,426.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,030.90 : 4,546.20 = 951.11 : x
  2. Step 2: Convert to fraction form
    3,030.90/4,546.20 = 951.11/x
  3. Step 3: Cross multiply
    3,030.90x = 4,546.20 × 951.11
  4. Step 4: Simplify right side
    3,030.90x = 4,323,913.55
  5. Step 5: Solve for x
    x = 4,323,913.55/3,030.90
  6. Step 6: Final answer
    x = 1,426.61

Related Problems

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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.