Home / 10,294.35-15,442.43-4,289.10

Finding the Fourth Proportional to 10,294.35, 15,442.43 and 4,289.10

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Solution

The fourth proportional to 10,294.35, 15,442.43 and 4,289.10 is: 6,434.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,294.35 : 15,442.43 = 4,289.10 : x
  2. Step 2: Convert to fraction form
    10,294.35/15,442.43 = 4,289.10/x
  3. Step 3: Cross multiply
    10,294.35x = 15,442.43 × 4,289.10
  4. Step 4: Simplify right side
    10,294.35x = 66,234,047.16
  5. Step 5: Solve for x
    x = 66,234,047.16/10,294.35
  6. Step 6: Final answer
    x = 6,434.02

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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.