Home / 8,862.84-13,297.28-5,572.08

Finding the Fourth Proportional to 8,862.84, 13,297.28 and 5,572.08

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Solution

The fourth proportional to 8,862.84, 13,297.28 and 5,572.08 is: 8,360.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,862.84 : 13,297.28 = 5,572.08 : x
  2. Step 2: Convert to fraction form
    8,862.84/13,297.28 = 5,572.08/x
  3. Step 3: Cross multiply
    8,862.84x = 13,297.28 × 5,572.08
  4. Step 4: Simplify right side
    8,862.84x = 74,093,480.08
  5. Step 5: Solve for x
    x = 74,093,480.08/8,862.84
  6. Step 6: Final answer
    x = 8,360.02

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.