Home / 8,784.88-13,177.28-3,522.24

Finding the Fourth Proportional to 8,784.88, 13,177.28 and 3,522.24

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Solution

The fourth proportional to 8,784.88, 13,177.28 and 3,522.24 is: 5,283.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,784.88 : 13,177.28 = 3,522.24 : x
  2. Step 2: Convert to fraction form
    8,784.88/13,177.28 = 3,522.24/x
  3. Step 3: Cross multiply
    8,784.88x = 13,177.28 × 3,522.24
  4. Step 4: Simplify right side
    8,784.88x = 46,413,551.51
  5. Step 5: Solve for x
    x = 46,413,551.51/8,784.88
  6. Step 6: Final answer
    x = 5,283.35

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1.5x scale

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.