Home / 10,208.36-15,299.76-4,358.12

Finding the Fourth Proportional to 10,208.36, 15,299.76 and 4,358.12

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Solution

The fourth proportional to 10,208.36, 15,299.76 and 4,358.12 is: 6,531.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,208.36 : 15,299.76 = 4,358.12 : x
  2. Step 2: Convert to fraction form
    10,208.36/15,299.76 = 4,358.12/x
  3. Step 3: Cross multiply
    10,208.36x = 15,299.76 × 4,358.12
  4. Step 4: Simplify right side
    10,208.36x = 66,678,190.05
  5. Step 5: Solve for x
    x = 66,678,190.05/10,208.36
  6. Step 6: Final answer
    x = 6,531.72

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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.