Home / 1,715.33-2,366.96-1,267.43

Finding the Fourth Proportional to 1,715.33, 2,366.96 and 1,267.43

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Solution

The fourth proportional to 1,715.33, 2,366.96 and 1,267.43 is: 1,748.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,715.33 : 2,366.96 = 1,267.43 : x
  2. Step 2: Convert to fraction form
    1,715.33/2,366.96 = 1,267.43/x
  3. Step 3: Cross multiply
    1,715.33x = 2,366.96 × 1,267.43
  4. Step 4: Simplify right side
    1,715.33x = 2,999,956.11
  5. Step 5: Solve for x
    x = 2,999,956.11/1,715.33
  6. Step 6: Final answer
    x = 1,748.91

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.