Home / 5,467.05-7,543.85-3,109.23

Finding the Fourth Proportional to 5,467.05, 7,543.85 and 3,109.23

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Solution

The fourth proportional to 5,467.05, 7,543.85 and 3,109.23 is: 4,290.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,467.05 : 7,543.85 = 3,109.23 : x
  2. Step 2: Convert to fraction form
    5,467.05/7,543.85 = 3,109.23/x
  3. Step 3: Cross multiply
    5,467.05x = 7,543.85 × 3,109.23
  4. Step 4: Simplify right side
    5,467.05x = 23,455,549.19
  5. Step 5: Solve for x
    x = 23,455,549.19/5,467.05
  6. Step 6: Final answer
    x = 4,290.35

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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.