Home / 9,982.10-13,776.08-5,506.25

Finding the Fourth Proportional to 9,982.10, 13,776.08 and 5,506.25

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Solution

The fourth proportional to 9,982.10, 13,776.08 and 5,506.25 is: 7,599.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,982.10 : 13,776.08 = 5,506.25 : x
  2. Step 2: Convert to fraction form
    9,982.10/13,776.08 = 5,506.25/x
  3. Step 3: Cross multiply
    9,982.10x = 13,776.08 × 5,506.25
  4. Step 4: Simplify right side
    9,982.10x = 75,854,444.09
  5. Step 5: Solve for x
    x = 75,854,444.09/9,982.10
  6. Step 6: Final answer
    x = 7,599.04

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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.