Home / 1,717.95-2,574.23-1,442.55

Finding the Fourth Proportional to 1,717.95, 2,574.23 and 1,442.55

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Solution

The fourth proportional to 1,717.95, 2,574.23 and 1,442.55 is: 2,161.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,717.95 : 2,574.23 = 1,442.55 : x
  2. Step 2: Convert to fraction form
    1,717.95/2,574.23 = 1,442.55/x
  3. Step 3: Cross multiply
    1,717.95x = 2,574.23 × 1,442.55
  4. Step 4: Simplify right side
    1,717.95x = 3,713,448.27
  5. Step 5: Solve for x
    x = 3,713,448.27/1,717.95
  6. Step 6: Final answer
    x = 2,161.56

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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.