Home / 1,849.28-2,551.98-1,140.84

Finding the Fourth Proportional to 1,849.28, 2,551.98 and 1,140.84

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Solution

The fourth proportional to 1,849.28, 2,551.98 and 1,140.84 is: 1,574.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,849.28 : 2,551.98 = 1,140.84 : x
  2. Step 2: Convert to fraction form
    1,849.28/2,551.98 = 1,140.84/x
  3. Step 3: Cross multiply
    1,849.28x = 2,551.98 × 1,140.84
  4. Step 4: Simplify right side
    1,849.28x = 2,911,400.86
  5. Step 5: Solve for x
    x = 2,911,400.86/1,849.28
  6. Step 6: Final answer
    x = 1,574.34

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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.