Home / 9,171.81-13,747.98-3,246.45

Finding the Fourth Proportional to 9,171.81, 13,747.98 and 3,246.45

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Solution

The fourth proportional to 9,171.81, 13,747.98 and 3,246.45 is: 4,866.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,171.81 : 13,747.98 = 3,246.45 : x
  2. Step 2: Convert to fraction form
    9,171.81/13,747.98 = 3,246.45/x
  3. Step 3: Cross multiply
    9,171.81x = 13,747.98 × 3,246.45
  4. Step 4: Simplify right side
    9,171.81x = 44,632,129.67
  5. Step 5: Solve for x
    x = 44,632,129.67/9,171.81
  6. Step 6: Final answer
    x = 4,866.23

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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.