Home / 9,246.18-13,874.74-3,406.90

Finding the Fourth Proportional to 9,246.18, 13,874.74 and 3,406.90

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Solution

The fourth proportional to 9,246.18, 13,874.74 and 3,406.90 is: 5,112.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,246.18 : 13,874.74 = 3,406.90 : x
  2. Step 2: Convert to fraction form
    9,246.18/13,874.74 = 3,406.90/x
  3. Step 3: Cross multiply
    9,246.18x = 13,874.74 × 3,406.90
  4. Step 4: Simplify right side
    9,246.18x = 47,269,851.71
  5. Step 5: Solve for x
    x = 47,269,851.71/9,246.18
  6. Step 6: Final answer
    x = 5,112.37

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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.