Home / 3,677.90-5,516.25-1,045.58

Finding the Fourth Proportional to 3,677.90, 5,516.25 and 1,045.58

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Solution

The fourth proportional to 3,677.90, 5,516.25 and 1,045.58 is: 1,568.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,677.90 : 5,516.25 = 1,045.58 : x
  2. Step 2: Convert to fraction form
    3,677.90/5,516.25 = 1,045.58/x
  3. Step 3: Cross multiply
    3,677.90x = 5,516.25 × 1,045.58
  4. Step 4: Simplify right side
    3,677.90x = 5,767,680.68
  5. Step 5: Solve for x
    x = 5,767,680.68/3,677.90
  6. Step 6: Final answer
    x = 1,568.20

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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.