Home / 3,155.05-4,351.10-2,525.66

Finding the Fourth Proportional to 3,155.05, 4,351.10 and 2,525.66

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Solution

The fourth proportional to 3,155.05, 4,351.10 and 2,525.66 is: 3,483.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,155.05 : 4,351.10 = 2,525.66 : x
  2. Step 2: Convert to fraction form
    3,155.05/4,351.10 = 2,525.66/x
  3. Step 3: Cross multiply
    3,155.05x = 4,351.10 × 2,525.66
  4. Step 4: Simplify right side
    3,155.05x = 10,989,364.84
  5. Step 5: Solve for x
    x = 10,989,364.84/3,155.05
  6. Step 6: Final answer
    x = 3,483.11

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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.