Home / 2,658.24-3,668.28-1,479.36

Finding the Fourth Proportional to 2,658.24, 3,668.28 and 1,479.36

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Solution

The fourth proportional to 2,658.24, 3,668.28 and 1,479.36 is: 2,041.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,658.24 : 3,668.28 = 1,479.36 : x
  2. Step 2: Convert to fraction form
    2,658.24/3,668.28 = 1,479.36/x
  3. Step 3: Cross multiply
    2,658.24x = 3,668.28 × 1,479.36
  4. Step 4: Simplify right side
    2,658.24x = 5,426,706.70
  5. Step 5: Solve for x
    x = 5,426,706.70/2,658.24
  6. Step 6: Final answer
    x = 2,041.47

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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.