Home / 10,270.10-15,405.10-4,025.70

Finding the Fourth Proportional to 10,270.10, 15,405.10 and 4,025.70

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Solution

The fourth proportional to 10,270.10, 15,405.10 and 4,025.70 is: 6,038.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,270.10 : 15,405.10 = 4,025.70 : x
  2. Step 2: Convert to fraction form
    10,270.10/15,405.10 = 4,025.70/x
  3. Step 3: Cross multiply
    10,270.10x = 15,405.10 × 4,025.70
  4. Step 4: Simplify right side
    10,270.10x = 62,016,311.07
  5. Step 5: Solve for x
    x = 62,016,311.07/10,270.10
  6. Step 6: Final answer
    x = 6,038.53

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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.