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Finding the Fourth Proportional to 1,758, 2,424.69 and 1,094.61

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Solution

The fourth proportional to 1,758, 2,424.69 and 1,094.61 is: 1,509.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,758 : 2,424.69 = 1,094.61 : x
  2. Step 2: Convert to fraction form
    1,758/2,424.69 = 1,094.61/x
  3. Step 3: Cross multiply
    1,758x = 2,424.69 × 1,094.61
  4. Step 4: Simplify right side
    1,758x = 2,654,089.92
  5. Step 5: Solve for x
    x = 2,654,089.92/1,758
  6. Step 6: Final answer
    x = 1,509.72

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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.