Home / 1,826.27-2,740.03-577.05

Finding the Fourth Proportional to 1,826.27, 2,740.03 and 577.05

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Solution

The fourth proportional to 1,826.27, 2,740.03 and 577.05 is: 865.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,826.27 : 2,740.03 = 577.05 : x
  2. Step 2: Convert to fraction form
    1,826.27/2,740.03 = 577.05/x
  3. Step 3: Cross multiply
    1,826.27x = 2,740.03 × 577.05
  4. Step 4: Simplify right side
    1,826.27x = 1,581,133.95
  5. Step 5: Solve for x
    x = 1,581,133.95/1,826.27
  6. Step 6: Final answer
    x = 865.77

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.