Home / 1,741.68-2,403.72-1,042.92

Finding the Fourth Proportional to 1,741.68, 2,403.72 and 1,042.92

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Solution

The fourth proportional to 1,741.68, 2,403.72 and 1,042.92 is: 1,439.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,741.68 : 2,403.72 = 1,042.92 : x
  2. Step 2: Convert to fraction form
    1,741.68/2,403.72 = 1,042.92/x
  3. Step 3: Cross multiply
    1,741.68x = 2,403.72 × 1,042.92
  4. Step 4: Simplify right side
    1,741.68x = 2,506,887.66
  5. Step 5: Solve for x
    x = 2,506,887.66/1,741.68
  6. Step 6: Final answer
    x = 1,439.35

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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.