Home / 10,293.75-15,440.76-3,368.25

Finding the Fourth Proportional to 10,293.75, 15,440.76 and 3,368.25

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Solution

The fourth proportional to 10,293.75, 15,440.76 and 3,368.25 is: 5,052.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,293.75 : 15,440.76 = 3,368.25 : x
  2. Step 2: Convert to fraction form
    10,293.75/15,440.76 = 3,368.25/x
  3. Step 3: Cross multiply
    10,293.75x = 15,440.76 × 3,368.25
  4. Step 4: Simplify right side
    10,293.75x = 52,008,339.87
  5. Step 5: Solve for x
    x = 52,008,339.87/10,293.75
  6. Step 6: Final answer
    x = 5,052.42

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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.