Home / 5,368.25-7,406.66-3,479.91

Finding the Fourth Proportional to 5,368.25, 7,406.66 and 3,479.91

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Solution

The fourth proportional to 5,368.25, 7,406.66 and 3,479.91 is: 4,801.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,368.25 : 7,406.66 = 3,479.91 : x
  2. Step 2: Convert to fraction form
    5,368.25/7,406.66 = 3,479.91/x
  3. Step 3: Cross multiply
    5,368.25x = 7,406.66 × 3,479.91
  4. Step 4: Simplify right side
    5,368.25x = 25,774,491.13
  5. Step 5: Solve for x
    x = 25,774,491.13/5,368.25
  6. Step 6: Final answer
    x = 4,801.29

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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.