Home / 5,289.80-7,299.96-3,193.52

Finding the Fourth Proportional to 5,289.80, 7,299.96 and 3,193.52

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Solution

The fourth proportional to 5,289.80, 7,299.96 and 3,193.52 is: 4,407.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,289.80 : 7,299.96 = 3,193.52 : x
  2. Step 2: Convert to fraction form
    5,289.80/7,299.96 = 3,193.52/x
  3. Step 3: Cross multiply
    5,289.80x = 7,299.96 × 3,193.52
  4. Step 4: Simplify right side
    5,289.80x = 23,312,568.26
  5. Step 5: Solve for x
    x = 23,312,568.26/5,289.80
  6. Step 6: Final answer
    x = 4,407.08

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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.