Home / 2,776.42-4,166.36-1,132.96

Finding the Fourth Proportional to 2,776.42, 4,166.36 and 1,132.96

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Solution

The fourth proportional to 2,776.42, 4,166.36 and 1,132.96 is: 1,700.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,776.42 : 4,166.36 = 1,132.96 : x
  2. Step 2: Convert to fraction form
    2,776.42/4,166.36 = 1,132.96/x
  3. Step 3: Cross multiply
    2,776.42x = 4,166.36 × 1,132.96
  4. Step 4: Simplify right side
    2,776.42x = 4,720,319.23
  5. Step 5: Solve for x
    x = 4,720,319.23/2,776.42
  6. Step 6: Final answer
    x = 1,700.15

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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.