Home / 2,971.68-4,457.49-1,023.87

Finding the Fourth Proportional to 2,971.68, 4,457.49 and 1,023.87

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Solution

The fourth proportional to 2,971.68, 4,457.49 and 1,023.87 is: 1,535.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,971.68 : 4,457.49 = 1,023.87 : x
  2. Step 2: Convert to fraction form
    2,971.68/4,457.49 = 1,023.87/x
  3. Step 3: Cross multiply
    2,971.68x = 4,457.49 × 1,023.87
  4. Step 4: Simplify right side
    2,971.68x = 4,563,890.29
  5. Step 5: Solve for x
    x = 4,563,890.29/2,971.68
  6. Step 6: Final answer
    x = 1,535.79

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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.