Home / 1,966.26-2,945.13-924.70

Finding the Fourth Proportional to 1,966.26, 2,945.13 and 924.70

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Solution

The fourth proportional to 1,966.26, 2,945.13 and 924.70 is: 1,385.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,966.26 : 2,945.13 = 924.70 : x
  2. Step 2: Convert to fraction form
    1,966.26/2,945.13 = 924.70/x
  3. Step 3: Cross multiply
    1,966.26x = 2,945.13 × 924.70
  4. Step 4: Simplify right side
    1,966.26x = 2,723,364.02
  5. Step 5: Solve for x
    x = 2,723,364.02/1,966.26
  6. Step 6: Final answer
    x = 1,385.05

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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.