Home / 5,682.17-7,842.48-3,445.27

Finding the Fourth Proportional to 5,682.17, 7,842.48 and 3,445.27

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Solution

The fourth proportional to 5,682.17, 7,842.48 and 3,445.27 is: 4,755.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,682.17 : 7,842.48 = 3,445.27 : x
  2. Step 2: Convert to fraction form
    5,682.17/7,842.48 = 3,445.27/x
  3. Step 3: Cross multiply
    5,682.17x = 7,842.48 × 3,445.27
  4. Step 4: Simplify right side
    5,682.17x = 27,019,461.07
  5. Step 5: Solve for x
    x = 27,019,461.07/5,682.17
  6. Step 6: Final answer
    x = 4,755.13

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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.