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Finding the Fourth Proportional to 2,461.96, 3,693.30 and 1,000.79

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Solution

The fourth proportional to 2,461.96, 3,693.30 and 1,000.79 is: 1,501.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,461.96 : 3,693.30 = 1,000.79 : x
  2. Step 2: Convert to fraction form
    2,461.96/3,693.30 = 1,000.79/x
  3. Step 3: Cross multiply
    2,461.96x = 3,693.30 × 1,000.79
  4. Step 4: Simplify right side
    2,461.96x = 3,696,217.71
  5. Step 5: Solve for x
    x = 3,696,217.71/2,461.96
  6. Step 6: Final answer
    x = 1,501.33

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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.