Home / 2,586.75-3,572.15-1,802.97

Finding the Fourth Proportional to 2,586.75, 3,572.15 and 1,802.97

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Solution

The fourth proportional to 2,586.75, 3,572.15 and 1,802.97 is: 2,489.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,586.75 : 3,572.15 = 1,802.97 : x
  2. Step 2: Convert to fraction form
    2,586.75/3,572.15 = 1,802.97/x
  3. Step 3: Cross multiply
    2,586.75x = 3,572.15 × 1,802.97
  4. Step 4: Simplify right side
    2,586.75x = 6,440,470.27
  5. Step 5: Solve for x
    x = 6,440,470.27/2,586.75
  6. Step 6: Final answer
    x = 2,489.79

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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.