Home / 1,732.07-2,390.10-975.92

Finding the Fourth Proportional to 1,732.07, 2,390.10 and 975.92

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Solution

The fourth proportional to 1,732.07, 2,390.10 and 975.92 is: 1,346.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,732.07 : 2,390.10 = 975.92 : x
  2. Step 2: Convert to fraction form
    1,732.07/2,390.10 = 975.92/x
  3. Step 3: Cross multiply
    1,732.07x = 2,390.10 × 975.92
  4. Step 4: Simplify right side
    1,732.07x = 2,332,534.44
  5. Step 5: Solve for x
    x = 2,332,534.44/1,732.07
  6. Step 6: Final answer
    x = 1,346.68

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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.