Home / 7,454.31-11,184.53-3,556.23

Finding the Fourth Proportional to 7,454.31, 11,184.53 and 3,556.23

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Solution

The fourth proportional to 7,454.31, 11,184.53 and 3,556.23 is: 5,335.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,454.31 : 11,184.53 = 3,556.23 : x
  2. Step 2: Convert to fraction form
    7,454.31/11,184.53 = 3,556.23/x
  3. Step 3: Cross multiply
    7,454.31x = 11,184.53 × 3,556.23
  4. Step 4: Simplify right side
    7,454.31x = 39,774,743.34
  5. Step 5: Solve for x
    x = 39,774,743.34/7,454.31
  6. Step 6: Final answer
    x = 5,335.80

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.