Home / 5,503.85-7,594.51-3,145.53

Finding the Fourth Proportional to 5,503.85, 7,594.51 and 3,145.53

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Solution

The fourth proportional to 5,503.85, 7,594.51 and 3,145.53 is: 4,340.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,503.85 : 7,594.51 = 3,145.53 : x
  2. Step 2: Convert to fraction form
    5,503.85/7,594.51 = 3,145.53/x
  3. Step 3: Cross multiply
    5,503.85x = 7,594.51 × 3,145.53
  4. Step 4: Simplify right side
    5,503.85x = 23,888,785.55
  5. Step 5: Solve for x
    x = 23,888,785.55/5,503.85
  6. Step 6: Final answer
    x = 4,340.38

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Half scale
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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.