Home / 9,982.19-13,775.53-5,506.10

Finding the Fourth Proportional to 9,982.19, 13,775.53 and 5,506.10

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Solution

The fourth proportional to 9,982.19, 13,775.53 and 5,506.10 is: 7,598.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,982.19 : 13,775.53 = 5,506.10 : x
  2. Step 2: Convert to fraction form
    9,982.19/13,775.53 = 5,506.10/x
  3. Step 3: Cross multiply
    9,982.19x = 13,775.53 × 5,506.10
  4. Step 4: Simplify right side
    9,982.19x = 75,849,466.41
  5. Step 5: Solve for x
    x = 75,849,466.41/9,982.19
  6. Step 6: Final answer
    x = 7,598.48

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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.