Home / 5,576.62-8,366.18-1,878.57

Finding the Fourth Proportional to 5,576.62, 8,366.18 and 1,878.57

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Solution

The fourth proportional to 5,576.62, 8,366.18 and 1,878.57 is: 2,818.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,576.62 : 8,366.18 = 1,878.57 : x
  2. Step 2: Convert to fraction form
    5,576.62/8,366.18 = 1,878.57/x
  3. Step 3: Cross multiply
    5,576.62x = 8,366.18 × 1,878.57
  4. Step 4: Simplify right side
    5,576.62x = 15,716,454.76
  5. Step 5: Solve for x
    x = 15,716,454.76/5,576.62
  6. Step 6: Final answer
    x = 2,818.28

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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.