Home / 5,015.76-7,509.88-3,625.04

Finding the Fourth Proportional to 5,015.76, 7,509.88 and 3,625.04

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Solution

The fourth proportional to 5,015.76, 7,509.88 and 3,625.04 is: 5,427.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,015.76 : 7,509.88 = 3,625.04 : x
  2. Step 2: Convert to fraction form
    5,015.76/7,509.88 = 3,625.04/x
  3. Step 3: Cross multiply
    5,015.76x = 7,509.88 × 3,625.04
  4. Step 4: Simplify right side
    5,015.76x = 27,223,615.40
  5. Step 5: Solve for x
    x = 27,223,615.40/5,015.76
  6. Step 6: Final answer
    x = 5,427.62

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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.