Home / 6,749.72-10,125.66-2,854.16

Finding the Fourth Proportional to 6,749.72, 10,125.66 and 2,854.16

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Solution

The fourth proportional to 6,749.72, 10,125.66 and 2,854.16 is: 4,281.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,749.72 : 10,125.66 = 2,854.16 : x
  2. Step 2: Convert to fraction form
    6,749.72/10,125.66 = 2,854.16/x
  3. Step 3: Cross multiply
    6,749.72x = 10,125.66 × 2,854.16
  4. Step 4: Simplify right side
    6,749.72x = 28,900,253.75
  5. Step 5: Solve for x
    x = 28,900,253.75/6,749.72
  6. Step 6: Final answer
    x = 4,281.70

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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.