Home / 1,742.96-2,404.68-1,152.92

Finding the Fourth Proportional to 1,742.96, 2,404.68 and 1,152.92

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Solution

The fourth proportional to 1,742.96, 2,404.68 and 1,152.92 is: 1,590.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,742.96 : 2,404.68 = 1,152.92 : x
  2. Step 2: Convert to fraction form
    1,742.96/2,404.68 = 1,152.92/x
  3. Step 3: Cross multiply
    1,742.96x = 2,404.68 × 1,152.92
  4. Step 4: Simplify right side
    1,742.96x = 2,772,403.67
  5. Step 5: Solve for x
    x = 2,772,403.67/1,742.96
  6. Step 6: Final answer
    x = 1,590.63

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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.