Home / 2,736.23-3,775.34-1,557.95

Finding the Fourth Proportional to 2,736.23, 3,775.34 and 1,557.95

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Solution

The fourth proportional to 2,736.23, 3,775.34 and 1,557.95 is: 2,149.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,736.23 : 3,775.34 = 1,557.95 : x
  2. Step 2: Convert to fraction form
    2,736.23/3,775.34 = 1,557.95/x
  3. Step 3: Cross multiply
    2,736.23x = 3,775.34 × 1,557.95
  4. Step 4: Simplify right side
    2,736.23x = 5,881,790.95
  5. Step 5: Solve for x
    x = 5,881,790.95/2,736.23
  6. Step 6: Final answer
    x = 2,149.60

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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.