Home / 1,895.28-2,614.86-1,108.77

Finding the Fourth Proportional to 1,895.28, 2,614.86 and 1,108.77

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Solution

The fourth proportional to 1,895.28, 2,614.86 and 1,108.77 is: 1,529.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,895.28 : 2,614.86 = 1,108.77 : x
  2. Step 2: Convert to fraction form
    1,895.28/2,614.86 = 1,108.77/x
  3. Step 3: Cross multiply
    1,895.28x = 2,614.86 × 1,108.77
  4. Step 4: Simplify right side
    1,895.28x = 2,899,278.32
  5. Step 5: Solve for x
    x = 2,899,278.32/1,895.28
  6. Step 6: Final answer
    x = 1,529.74

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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.