Home / 10,233.21-15,349.80-4,077.21

Finding the Fourth Proportional to 10,233.21, 15,349.80 and 4,077.21

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Solution

The fourth proportional to 10,233.21, 15,349.80 and 4,077.21 is: 6,115.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,233.21 : 15,349.80 = 4,077.21 : x
  2. Step 2: Convert to fraction form
    10,233.21/15,349.80 = 4,077.21/x
  3. Step 3: Cross multiply
    10,233.21x = 15,349.80 × 4,077.21
  4. Step 4: Simplify right side
    10,233.21x = 62,584,358.06
  5. Step 5: Solve for x
    x = 62,584,358.06/10,233.21
  6. Step 6: Final answer
    x = 6,115.81

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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.