Home / 10,116.88-15,176.94-4,274.35

Finding the Fourth Proportional to 10,116.88, 15,176.94 and 4,274.35

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Solution

The fourth proportional to 10,116.88, 15,176.94 and 4,274.35 is: 6,412.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,116.88 : 15,176.94 = 4,274.35 : x
  2. Step 2: Convert to fraction form
    10,116.88/15,176.94 = 4,274.35/x
  3. Step 3: Cross multiply
    10,116.88x = 15,176.94 × 4,274.35
  4. Step 4: Simplify right side
    10,116.88x = 64,871,553.49
  5. Step 5: Solve for x
    x = 64,871,553.49/10,116.88
  6. Step 6: Final answer
    x = 6,412.21

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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.