Home / 7,401.68-11,108.02-3,506.10

Finding the Fourth Proportional to 7,401.68, 11,108.02 and 3,506.10

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Solution

The fourth proportional to 7,401.68, 11,108.02 and 3,506.10 is: 5,261.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,401.68 : 11,108.02 = 3,506.10 : x
  2. Step 2: Convert to fraction form
    7,401.68/11,108.02 = 3,506.10/x
  3. Step 3: Cross multiply
    7,401.68x = 11,108.02 × 3,506.10
  4. Step 4: Simplify right side
    7,401.68x = 38,945,828.92
  5. Step 5: Solve for x
    x = 38,945,828.92/7,401.68
  6. Step 6: Final answer
    x = 5,261.76

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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.