Home / 11,274.84-15,560.24-6,240.29

Finding the Fourth Proportional to 11,274.84, 15,560.24 and 6,240.29

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Solution

The fourth proportional to 11,274.84, 15,560.24 and 6,240.29 is: 8,612.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,274.84 : 15,560.24 = 6,240.29 : x
  2. Step 2: Convert to fraction form
    11,274.84/15,560.24 = 6,240.29/x
  3. Step 3: Cross multiply
    11,274.84x = 15,560.24 × 6,240.29
  4. Step 4: Simplify right side
    11,274.84x = 97,100,301.07
  5. Step 5: Solve for x
    x = 97,100,301.07/11,274.84
  6. Step 6: Final answer
    x = 8,612.12

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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.