Home / 5,726.30-7,904.18-3,488.27

Finding the Fourth Proportional to 5,726.30, 7,904.18 and 3,488.27

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Solution

The fourth proportional to 5,726.30, 7,904.18 and 3,488.27 is: 4,814.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,726.30 : 7,904.18 = 3,488.27 : x
  2. Step 2: Convert to fraction form
    5,726.30/7,904.18 = 3,488.27/x
  3. Step 3: Cross multiply
    5,726.30x = 7,904.18 × 3,488.27
  4. Step 4: Simplify right side
    5,726.30x = 27,571,883.17
  5. Step 5: Solve for x
    x = 27,571,883.17/5,726.30
  6. Step 6: Final answer
    x = 4,814.96

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1.5x scale

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.