Home / 9,558.89-13,185.95-8,882.35

Finding the Fourth Proportional to 9,558.89, 13,185.95 and 8,882.35

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Solution

The fourth proportional to 9,558.89, 13,185.95 and 8,882.35 is: 12,252.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,558.89 : 13,185.95 = 8,882.35 : x
  2. Step 2: Convert to fraction form
    9,558.89/13,185.95 = 8,882.35/x
  3. Step 3: Cross multiply
    9,558.89x = 13,185.95 × 8,882.35
  4. Step 4: Simplify right side
    9,558.89x = 117,122,189.52
  5. Step 5: Solve for x
    x = 117,122,189.52/9,558.89
  6. Step 6: Final answer
    x = 12,252.70

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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.