Home / 2,024.79-2,794.55-1,140.68

Finding the Fourth Proportional to 2,024.79, 2,794.55 and 1,140.68

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Solution

The fourth proportional to 2,024.79, 2,794.55 and 1,140.68 is: 1,574.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,024.79 : 2,794.55 = 1,140.68 : x
  2. Step 2: Convert to fraction form
    2,024.79/2,794.55 = 1,140.68/x
  3. Step 3: Cross multiply
    2,024.79x = 2,794.55 × 1,140.68
  4. Step 4: Simplify right side
    2,024.79x = 3,187,687.29
  5. Step 5: Solve for x
    x = 3,187,687.29/2,024.79
  6. Step 6: Final answer
    x = 1,574.33

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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.