Home / 3,772.05-5,210.49-2,898.76

Finding the Fourth Proportional to 3,772.05, 5,210.49 and 2,898.76

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Solution

The fourth proportional to 3,772.05, 5,210.49 and 2,898.76 is: 4,004.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,772.05 : 5,210.49 = 2,898.76 : x
  2. Step 2: Convert to fraction form
    3,772.05/5,210.49 = 2,898.76/x
  3. Step 3: Cross multiply
    3,772.05x = 5,210.49 × 2,898.76
  4. Step 4: Simplify right side
    3,772.05x = 15,103,959.99
  5. Step 5: Solve for x
    x = 15,103,959.99/3,772.05
  6. Step 6: Final answer
    x = 4,004.18

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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.