Home / 2,582.08-3,868.38-1,657.76

Finding the Fourth Proportional to 2,582.08, 3,868.38 and 1,657.76

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Solution

The fourth proportional to 2,582.08, 3,868.38 and 1,657.76 is: 2,483.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,582.08 : 3,868.38 = 1,657.76 : x
  2. Step 2: Convert to fraction form
    2,582.08/3,868.38 = 1,657.76/x
  3. Step 3: Cross multiply
    2,582.08x = 3,868.38 × 1,657.76
  4. Step 4: Simplify right side
    2,582.08x = 6,412,826.29
  5. Step 5: Solve for x
    x = 6,412,826.29/2,582.08
  6. Step 6: Final answer
    x = 2,483.59

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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.