Home / 9,387.04-14,083.68-3,147.67

Finding the Fourth Proportional to 9,387.04, 14,083.68 and 3,147.67

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Solution

The fourth proportional to 9,387.04, 14,083.68 and 3,147.67 is: 4,722.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,387.04 : 14,083.68 = 3,147.67 : x
  2. Step 2: Convert to fraction form
    9,387.04/14,083.68 = 3,147.67/x
  3. Step 3: Cross multiply
    9,387.04x = 14,083.68 × 3,147.67
  4. Step 4: Simplify right side
    9,387.04x = 44,330,777.03
  5. Step 5: Solve for x
    x = 44,330,777.03/9,387.04
  6. Step 6: Final answer
    x = 4,722.55

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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.