Home / 10,316.94-15,475.62-3,391.44

Finding the Fourth Proportional to 10,316.94, 15,475.62 and 3,391.44

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Solution

The fourth proportional to 10,316.94, 15,475.62 and 3,391.44 is: 5,087.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,316.94 : 15,475.62 = 3,391.44 : x
  2. Step 2: Convert to fraction form
    10,316.94/15,475.62 = 3,391.44/x
  3. Step 3: Cross multiply
    10,316.94x = 15,475.62 × 3,391.44
  4. Step 4: Simplify right side
    10,316.94x = 52,484,619.74
  5. Step 5: Solve for x
    x = 52,484,619.74/10,316.94
  6. Step 6: Final answer
    x = 5,087.23

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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.