Home / 4,225.11-6,337.67-1,147.11

Finding the Fourth Proportional to 4,225.11, 6,337.67 and 1,147.11

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Solution

The fourth proportional to 4,225.11, 6,337.67 and 1,147.11 is: 1,720.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,225.11 : 6,337.67 = 1,147.11 : x
  2. Step 2: Convert to fraction form
    4,225.11/6,337.67 = 1,147.11/x
  3. Step 3: Cross multiply
    4,225.11x = 6,337.67 × 1,147.11
  4. Step 4: Simplify right side
    4,225.11x = 7,270,004.63
  5. Step 5: Solve for x
    x = 7,270,004.63/4,225.11
  6. Step 6: Final answer
    x = 1,720.67

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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.