Home / 9,089.48-13,636.68-3,246.56

Finding the Fourth Proportional to 9,089.48, 13,636.68 and 3,246.56

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Solution

The fourth proportional to 9,089.48, 13,636.68 and 3,246.56 is: 4,870.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,089.48 : 13,636.68 = 3,246.56 : x
  2. Step 2: Convert to fraction form
    9,089.48/13,636.68 = 3,246.56/x
  3. Step 3: Cross multiply
    9,089.48x = 13,636.68 × 3,246.56
  4. Step 4: Simplify right side
    9,089.48x = 44,272,299.82
  5. Step 5: Solve for x
    x = 44,272,299.82/9,089.48
  6. Step 6: Final answer
    x = 4,870.72

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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.