Home / 5,371.98-7,405.92-4,633.80

Finding the Fourth Proportional to 5,371.98, 7,405.92 and 4,633.80

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Solution

The fourth proportional to 5,371.98, 7,405.92 and 4,633.80 is: 6,388.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,371.98 : 7,405.92 = 4,633.80 : x
  2. Step 2: Convert to fraction form
    5,371.98/7,405.92 = 4,633.80/x
  3. Step 3: Cross multiply
    5,371.98x = 7,405.92 × 4,633.80
  4. Step 4: Simplify right side
    5,371.98x = 34,317,552.10
  5. Step 5: Solve for x
    x = 34,317,552.10/5,371.98
  6. Step 6: Final answer
    x = 6,388.25

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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.