Home / 5,445.84-7,514.82-3,088.20

Finding the Fourth Proportional to 5,445.84, 7,514.82 and 3,088.20

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Solution

The fourth proportional to 5,445.84, 7,514.82 and 3,088.20 is: 4,261.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,445.84 : 7,514.82 = 3,088.20 : x
  2. Step 2: Convert to fraction form
    5,445.84/7,514.82 = 3,088.20/x
  3. Step 3: Cross multiply
    5,445.84x = 7,514.82 × 3,088.20
  4. Step 4: Simplify right side
    5,445.84x = 23,207,267.12
  5. Step 5: Solve for x
    x = 23,207,267.12/5,445.84
  6. Step 6: Final answer
    x = 4,261.47

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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.