Home / 10,468.36-15,705.60-4,225.19

Finding the Fourth Proportional to 10,468.36, 15,705.60 and 4,225.19

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Solution

The fourth proportional to 10,468.36, 15,705.60 and 4,225.19 is: 6,339.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,468.36 : 15,705.60 = 4,225.19 : x
  2. Step 2: Convert to fraction form
    10,468.36/15,705.60 = 4,225.19/x
  3. Step 3: Cross multiply
    10,468.36x = 15,705.60 × 4,225.19
  4. Step 4: Simplify right side
    10,468.36x = 66,359,049.69
  5. Step 5: Solve for x
    x = 66,359,049.69/10,468.36
  6. Step 6: Final answer
    x = 6,339.01

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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.