Home / 5,324.40-7,347.38-3,055.62

Finding the Fourth Proportional to 5,324.40, 7,347.38 and 3,055.62

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Solution

The fourth proportional to 5,324.40, 7,347.38 and 3,055.62 is: 4,216.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,324.40 : 7,347.38 = 3,055.62 : x
  2. Step 2: Convert to fraction form
    5,324.40/7,347.38 = 3,055.62/x
  3. Step 3: Cross multiply
    5,324.40x = 7,347.38 × 3,055.62
  4. Step 4: Simplify right side
    5,324.40x = 22,450,813.55
  5. Step 5: Solve for x
    x = 22,450,813.55/5,324.40
  6. Step 6: Final answer
    x = 4,216.59

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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.