Home / 2,949.08-4,423-1,000.76

Finding the Fourth Proportional to 2,949.08, 4,423 and 1,000.76

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Solution

The fourth proportional to 2,949.08, 4,423 and 1,000.76 is: 1,500.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,949.08 : 4,423 = 1,000.76 : x
  2. Step 2: Convert to fraction form
    2,949.08/4,423 = 1,000.76/x
  3. Step 3: Cross multiply
    2,949.08x = 4,423 × 1,000.76
  4. Step 4: Simplify right side
    2,949.08x = 4,426,361.48
  5. Step 5: Solve for x
    x = 4,426,361.48/2,949.08
  6. Step 6: Final answer
    x = 1,500.93

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Double scale
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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.