Home / 1,586.51-2,374.58-1,434.95

Finding the Fourth Proportional to 1,586.51, 2,374.58 and 1,434.95

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Solution

The fourth proportional to 1,586.51, 2,374.58 and 1,434.95 is: 2,147.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,586.51 : 2,374.58 = 1,434.95 : x
  2. Step 2: Convert to fraction form
    1,586.51/2,374.58 = 1,434.95/x
  3. Step 3: Cross multiply
    1,586.51x = 2,374.58 × 1,434.95
  4. Step 4: Simplify right side
    1,586.51x = 3,407,391.70
  5. Step 5: Solve for x
    x = 3,407,391.70/1,586.51
  6. Step 6: Final answer
    x = 2,147.73

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.