Home / 1,701.68-2,348.57-1,038.92

Finding the Fourth Proportional to 1,701.68, 2,348.57 and 1,038.92

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Solution

The fourth proportional to 1,701.68, 2,348.57 and 1,038.92 is: 1,433.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,701.68 : 2,348.57 = 1,038.92 : x
  2. Step 2: Convert to fraction form
    1,701.68/2,348.57 = 1,038.92/x
  3. Step 3: Cross multiply
    1,701.68x = 2,348.57 × 1,038.92
  4. Step 4: Simplify right side
    1,701.68x = 2,439,965.25
  5. Step 5: Solve for x
    x = 2,439,965.25/1,701.68
  6. Step 6: Final answer
    x = 1,433.86

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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.