Home / 7,863.24-10,851.57-4,506.70

Finding the Fourth Proportional to 7,863.24, 10,851.57 and 4,506.70

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Solution

The fourth proportional to 7,863.24, 10,851.57 and 4,506.70 is: 6,219.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,863.24 : 10,851.57 = 4,506.70 : x
  2. Step 2: Convert to fraction form
    7,863.24/10,851.57 = 4,506.70/x
  3. Step 3: Cross multiply
    7,863.24x = 10,851.57 × 4,506.70
  4. Step 4: Simplify right side
    7,863.24x = 48,904,747.57
  5. Step 5: Solve for x
    x = 48,904,747.57/7,863.24
  6. Step 6: Final answer
    x = 6,219.42

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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.