Home / 1,760.59-2,429.70-974.63

Finding the Fourth Proportional to 1,760.59, 2,429.70 and 974.63

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Solution

The fourth proportional to 1,760.59, 2,429.70 and 974.63 is: 1,345.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,760.59 : 2,429.70 = 974.63 : x
  2. Step 2: Convert to fraction form
    1,760.59/2,429.70 = 974.63/x
  3. Step 3: Cross multiply
    1,760.59x = 2,429.70 × 974.63
  4. Step 4: Simplify right side
    1,760.59x = 2,368,060.93
  5. Step 5: Solve for x
    x = 2,368,060.93/1,760.59
  6. Step 6: Final answer
    x = 1,345.04

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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.