Home / 1,734.08-2,392.80-1,113.92

Finding the Fourth Proportional to 1,734.08, 2,392.80 and 1,113.92

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Solution

The fourth proportional to 1,734.08, 2,392.80 and 1,113.92 is: 1,537.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,734.08 : 2,392.80 = 1,113.92 : x
  2. Step 2: Convert to fraction form
    1,734.08/2,392.80 = 1,113.92/x
  3. Step 3: Cross multiply
    1,734.08x = 2,392.80 × 1,113.92
  4. Step 4: Simplify right side
    1,734.08x = 2,665,387.78
  5. Step 5: Solve for x
    x = 2,665,387.78/1,734.08
  6. Step 6: Final answer
    x = 1,537.06

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1.5x scale

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.