Home / 9,165.42-13,748.85-2,591.67

Finding the Fourth Proportional to 9,165.42, 13,748.85 and 2,591.67

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Solution

The fourth proportional to 9,165.42, 13,748.85 and 2,591.67 is: 3,887.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,165.42 : 13,748.85 = 2,591.67 : x
  2. Step 2: Convert to fraction form
    9,165.42/13,748.85 = 2,591.67/x
  3. Step 3: Cross multiply
    9,165.42x = 13,748.85 × 2,591.67
  4. Step 4: Simplify right side
    9,165.42x = 35,632,482.08
  5. Step 5: Solve for x
    x = 35,632,482.08/9,165.42
  6. Step 6: Final answer
    x = 3,887.71

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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.