Home / 11,024.51-15,213.65-5,988.78

Finding the Fourth Proportional to 11,024.51, 15,213.65 and 5,988.78

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Solution

The fourth proportional to 11,024.51, 15,213.65 and 5,988.78 is: 8,264.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,024.51 : 15,213.65 = 5,988.78 : x
  2. Step 2: Convert to fraction form
    11,024.51/15,213.65 = 5,988.78/x
  3. Step 3: Cross multiply
    11,024.51x = 15,213.65 × 5,988.78
  4. Step 4: Simplify right side
    11,024.51x = 91,111,172.90
  5. Step 5: Solve for x
    x = 91,111,172.90/11,024.51
  6. Step 6: Final answer
    x = 8,264.42

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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.