Home / 3,510.22-5,286.16-3,125.74

Finding the Fourth Proportional to 3,510.22, 5,286.16 and 3,125.74

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Solution

The fourth proportional to 3,510.22, 5,286.16 and 3,125.74 is: 4,707.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,510.22 : 5,286.16 = 3,125.74 : x
  2. Step 2: Convert to fraction form
    3,510.22/5,286.16 = 3,125.74/x
  3. Step 3: Cross multiply
    3,510.22x = 5,286.16 × 3,125.74
  4. Step 4: Simplify right side
    3,510.22x = 16,523,161.76
  5. Step 5: Solve for x
    x = 16,523,161.76/3,510.22
  6. Step 6: Final answer
    x = 4,707.16

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.