Home / 6,845.28-10,269.72-2,948.76

Finding the Fourth Proportional to 6,845.28, 10,269.72 and 2,948.76

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Solution

The fourth proportional to 6,845.28, 10,269.72 and 2,948.76 is: 4,423.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,845.28 : 10,269.72 = 2,948.76 : x
  2. Step 2: Convert to fraction form
    6,845.28/10,269.72 = 2,948.76/x
  3. Step 3: Cross multiply
    6,845.28x = 10,269.72 × 2,948.76
  4. Step 4: Simplify right side
    6,845.28x = 30,282,939.55
  5. Step 5: Solve for x
    x = 30,282,939.55/6,845.28
  6. Step 6: Final answer
    x = 4,423.92

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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.