Home / 9,165.91-13,748.74-2,240.47

Finding the Fourth Proportional to 9,165.91, 13,748.74 and 2,240.47

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Solution

The fourth proportional to 9,165.91, 13,748.74 and 2,240.47 is: 3,360.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,165.91 : 13,748.74 = 2,240.47 : x
  2. Step 2: Convert to fraction form
    9,165.91/13,748.74 = 2,240.47/x
  3. Step 3: Cross multiply
    9,165.91x = 13,748.74 × 2,240.47
  4. Step 4: Simplify right side
    9,165.91x = 30,803,559.56
  5. Step 5: Solve for x
    x = 30,803,559.56/9,165.91
  6. Step 6: Final answer
    x = 3,360.67

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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.