Home / 9,982.32-13,775.56-5,506.14

Finding the Fourth Proportional to 9,982.32, 13,775.56 and 5,506.14

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Solution

The fourth proportional to 9,982.32, 13,775.56 and 5,506.14 is: 7,598.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,982.32 : 13,775.56 = 5,506.14 : x
  2. Step 2: Convert to fraction form
    9,982.32/13,775.56 = 5,506.14/x
  3. Step 3: Cross multiply
    9,982.32x = 13,775.56 × 5,506.14
  4. Step 4: Simplify right side
    9,982.32x = 75,850,161.94
  5. Step 5: Solve for x
    x = 75,850,161.94/9,982.32
  6. Step 6: Final answer
    x = 7,598.45

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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.