Home / 6,854.45-10,267.97-3,151.60

Finding the Fourth Proportional to 6,854.45, 10,267.97 and 3,151.60

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Solution

The fourth proportional to 6,854.45, 10,267.97 and 3,151.60 is: 4,721.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,854.45 : 10,267.97 = 3,151.60 : x
  2. Step 2: Convert to fraction form
    6,854.45/10,267.97 = 3,151.60/x
  3. Step 3: Cross multiply
    6,854.45x = 10,267.97 × 3,151.60
  4. Step 4: Simplify right side
    6,854.45x = 32,360,492.82
  5. Step 5: Solve for x
    x = 32,360,492.82/6,854.45
  6. Step 6: Final answer
    x = 4,721.10

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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.