Home / 9,982.42-13,771.29-5,788.24

Finding the Fourth Proportional to 9,982.42, 13,771.29 and 5,788.24

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Solution

The fourth proportional to 9,982.42, 13,771.29 and 5,788.24 is: 7,985.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,982.42 : 13,771.29 = 5,788.24 : x
  2. Step 2: Convert to fraction form
    9,982.42/13,771.29 = 5,788.24/x
  3. Step 3: Cross multiply
    9,982.42x = 13,771.29 × 5,788.24
  4. Step 4: Simplify right side
    9,982.42x = 79,711,531.63
  5. Step 5: Solve for x
    x = 79,711,531.63/9,982.42
  6. Step 6: Final answer
    x = 7,985.19

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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.