Home / 3,077.55-4,246.92-1,751.58

Finding the Fourth Proportional to 3,077.55, 4,246.92 and 1,751.58

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Solution

The fourth proportional to 3,077.55, 4,246.92 and 1,751.58 is: 2,417.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,077.55 : 4,246.92 = 1,751.58 : x
  2. Step 2: Convert to fraction form
    3,077.55/4,246.92 = 1,751.58/x
  3. Step 3: Cross multiply
    3,077.55x = 4,246.92 × 1,751.58
  4. Step 4: Simplify right side
    3,077.55x = 7,438,820.13
  5. Step 5: Solve for x
    x = 7,438,820.13/3,077.55
  6. Step 6: Final answer
    x = 2,417.12

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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.