Home / 1,741.16-2,613.45-1,277.62

Finding the Fourth Proportional to 1,741.16, 2,613.45 and 1,277.62

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Solution

The fourth proportional to 1,741.16, 2,613.45 and 1,277.62 is: 1,917.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,741.16 : 2,613.45 = 1,277.62 : x
  2. Step 2: Convert to fraction form
    1,741.16/2,613.45 = 1,277.62/x
  3. Step 3: Cross multiply
    1,741.16x = 2,613.45 × 1,277.62
  4. Step 4: Simplify right side
    1,741.16x = 3,338,995.99
  5. Step 5: Solve for x
    x = 3,338,995.99/1,741.16
  6. Step 6: Final answer
    x = 1,917.68

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.