Home / 2,037.10-2,811.24-1,140.95

Finding the Fourth Proportional to 2,037.10, 2,811.24 and 1,140.95

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Solution

The fourth proportional to 2,037.10, 2,811.24 and 1,140.95 is: 1,574.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,037.10 : 2,811.24 = 1,140.95 : x
  2. Step 2: Convert to fraction form
    2,037.10/2,811.24 = 1,140.95/x
  3. Step 3: Cross multiply
    2,037.10x = 2,811.24 × 1,140.95
  4. Step 4: Simplify right side
    2,037.10x = 3,207,484.28
  5. Step 5: Solve for x
    x = 3,207,484.28/2,037.10
  6. Step 6: Final answer
    x = 1,574.54

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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.