Home / 2,456.65-3,686.75-1,842.01

Finding the Fourth Proportional to 2,456.65, 3,686.75 and 1,842.01

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Solution

The fourth proportional to 2,456.65, 3,686.75 and 1,842.01 is: 2,764.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,456.65 : 3,686.75 = 1,842.01 : x
  2. Step 2: Convert to fraction form
    2,456.65/3,686.75 = 1,842.01/x
  3. Step 3: Cross multiply
    2,456.65x = 3,686.75 × 1,842.01
  4. Step 4: Simplify right side
    2,456.65x = 6,791,025.76
  5. Step 5: Solve for x
    x = 6,791,025.76/2,456.65
  6. Step 6: Final answer
    x = 2,764.35

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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.