Home / 11,023.95-15,213.06-5,988.15

Finding the Fourth Proportional to 11,023.95, 15,213.06 and 5,988.15

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Solution

The fourth proportional to 11,023.95, 15,213.06 and 5,988.15 is: 8,263.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,023.95 : 15,213.06 = 5,988.15 : x
  2. Step 2: Convert to fraction form
    11,023.95/15,213.06 = 5,988.15/x
  3. Step 3: Cross multiply
    11,023.95x = 15,213.06 × 5,988.15
  4. Step 4: Simplify right side
    11,023.95x = 91,098,085.24
  5. Step 5: Solve for x
    x = 91,098,085.24/11,023.95
  6. Step 6: Final answer
    x = 8,263.65

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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.