Home / 1,617.39-2,247.05-1,597.95

Finding the Fourth Proportional to 1,617.39, 2,247.05 and 1,597.95

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Solution

The fourth proportional to 1,617.39, 2,247.05 and 1,597.95 is: 2,220.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,617.39 : 2,247.05 = 1,597.95 : x
  2. Step 2: Convert to fraction form
    1,617.39/2,247.05 = 1,597.95/x
  3. Step 3: Cross multiply
    1,617.39x = 2,247.05 × 1,597.95
  4. Step 4: Simplify right side
    1,617.39x = 3,590,673.55
  5. Step 5: Solve for x
    x = 3,590,673.55/1,617.39
  6. Step 6: Final answer
    x = 2,220.04

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.39) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.