Home / 6,746.47-10,120.79-2,850.91

Finding the Fourth Proportional to 6,746.47, 10,120.79 and 2,850.91

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Solution

The fourth proportional to 6,746.47, 10,120.79 and 2,850.91 is: 4,276.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,746.47 : 10,120.79 = 2,850.91 : x
  2. Step 2: Convert to fraction form
    6,746.47/10,120.79 = 2,850.91/x
  3. Step 3: Cross multiply
    6,746.47x = 10,120.79 × 2,850.91
  4. Step 4: Simplify right side
    6,746.47x = 28,853,461.42
  5. Step 5: Solve for x
    x = 28,853,461.42/6,746.47
  6. Step 6: Final answer
    x = 4,276.82

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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.