Home / 1,651.19-2,280.98-1,444.64

Finding the Fourth Proportional to 1,651.19, 2,280.98 and 1,444.64

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Solution

The fourth proportional to 1,651.19, 2,280.98 and 1,444.64 is: 1,995.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,651.19 : 2,280.98 = 1,444.64 : x
  2. Step 2: Convert to fraction form
    1,651.19/2,280.98 = 1,444.64/x
  3. Step 3: Cross multiply
    1,651.19x = 2,280.98 × 1,444.64
  4. Step 4: Simplify right side
    1,651.19x = 3,295,194.95
  5. Step 5: Solve for x
    x = 3,295,194.95/1,651.19
  6. Step 6: Final answer
    x = 1,995.65

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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.