Home / 1,713.19-2,364.60-1,432.95

Finding the Fourth Proportional to 1,713.19, 2,364.60 and 1,432.95

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Solution

The fourth proportional to 1,713.19, 2,364.60 and 1,432.95 is: 1,977.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,713.19 : 2,364.60 = 1,432.95 : x
  2. Step 2: Convert to fraction form
    1,713.19/2,364.60 = 1,432.95/x
  3. Step 3: Cross multiply
    1,713.19x = 2,364.60 × 1,432.95
  4. Step 4: Simplify right side
    1,713.19x = 3,388,353.57
  5. Step 5: Solve for x
    x = 3,388,353.57/1,713.19
  6. Step 6: Final answer
    x = 1,977.80

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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.