Home / 1,715.95-2,583.27-1,171.55

Finding the Fourth Proportional to 1,715.95, 2,583.27 and 1,171.55

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Solution

The fourth proportional to 1,715.95, 2,583.27 and 1,171.55 is: 1,763.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,715.95 : 2,583.27 = 1,171.55 : x
  2. Step 2: Convert to fraction form
    1,715.95/2,583.27 = 1,171.55/x
  3. Step 3: Cross multiply
    1,715.95x = 2,583.27 × 1,171.55
  4. Step 4: Simplify right side
    1,715.95x = 3,026,429.97
  5. Step 5: Solve for x
    x = 3,026,429.97/1,715.95
  6. Step 6: Final answer
    x = 1,763.71

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.