Home / 3,686.65-5,529.76-1,494.79

Finding the Fourth Proportional to 3,686.65, 5,529.76 and 1,494.79

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Solution

The fourth proportional to 3,686.65, 5,529.76 and 1,494.79 is: 2,242.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,686.65 : 5,529.76 = 1,494.79 : x
  2. Step 2: Convert to fraction form
    3,686.65/5,529.76 = 1,494.79/x
  3. Step 3: Cross multiply
    3,686.65x = 5,529.76 × 1,494.79
  4. Step 4: Simplify right side
    3,686.65x = 8,265,829.95
  5. Step 5: Solve for x
    x = 8,265,829.95/3,686.65
  6. Step 6: Final answer
    x = 2,242.10

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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.