Home / 2,037.99-2,812.92-1,154.31

Finding the Fourth Proportional to 2,037.99, 2,812.92 and 1,154.31

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Solution

The fourth proportional to 2,037.99, 2,812.92 and 1,154.31 is: 1,593.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,037.99 : 2,812.92 = 1,154.31 : x
  2. Step 2: Convert to fraction form
    2,037.99/2,812.92 = 1,154.31/x
  3. Step 3: Cross multiply
    2,037.99x = 2,812.92 × 1,154.31
  4. Step 4: Simplify right side
    2,037.99x = 3,246,981.69
  5. Step 5: Solve for x
    x = 3,246,981.69/2,037.99
  6. Step 6: Final answer
    x = 1,593.23

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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.