Home / 1,895.86-2,616.28-1,056.56

Finding the Fourth Proportional to 1,895.86, 2,616.28 and 1,056.56

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Solution

The fourth proportional to 1,895.86, 2,616.28 and 1,056.56 is: 1,458.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,895.86 : 2,616.28 = 1,056.56 : x
  2. Step 2: Convert to fraction form
    1,895.86/2,616.28 = 1,056.56/x
  3. Step 3: Cross multiply
    1,895.86x = 2,616.28 × 1,056.56
  4. Step 4: Simplify right side
    1,895.86x = 2,764,241.07
  5. Step 5: Solve for x
    x = 2,764,241.07/1,895.86
  6. Step 6: Final answer
    x = 1,458.04

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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.