Home / 10,427.85-15,634.89-6,270.93

Finding the Fourth Proportional to 10,427.85, 15,634.89 and 6,270.93

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Solution

The fourth proportional to 10,427.85, 15,634.89 and 6,270.93 is: 9,402.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,427.85 : 15,634.89 = 6,270.93 : x
  2. Step 2: Convert to fraction form
    10,427.85/15,634.89 = 6,270.93/x
  3. Step 3: Cross multiply
    10,427.85x = 15,634.89 × 6,270.93
  4. Step 4: Simplify right side
    10,427.85x = 98,045,300.75
  5. Step 5: Solve for x
    x = 98,045,300.75/10,427.85
  6. Step 6: Final answer
    x = 9,402.25

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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.