Home / 1,895.95-2,616.35-1,056.61

Finding the Fourth Proportional to 1,895.95, 2,616.35 and 1,056.61

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Solution

The fourth proportional to 1,895.95, 2,616.35 and 1,056.61 is: 1,458.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,895.95 : 2,616.35 = 1,056.61 : x
  2. Step 2: Convert to fraction form
    1,895.95/2,616.35 = 1,056.61/x
  3. Step 3: Cross multiply
    1,895.95x = 2,616.35 × 1,056.61
  4. Step 4: Simplify right side
    1,895.95x = 2,764,456.29
  5. Step 5: Solve for x
    x = 2,764,456.29/1,895.95
  6. Step 6: Final answer
    x = 1,458.09

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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.