Home / 4,837.20-6,672.80-3,656.22

Finding the Fourth Proportional to 4,837.20, 6,672.80 and 3,656.22

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Solution

The fourth proportional to 4,837.20, 6,672.80 and 3,656.22 is: 5,043.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,837.20 : 6,672.80 = 3,656.22 : x
  2. Step 2: Convert to fraction form
    4,837.20/6,672.80 = 3,656.22/x
  3. Step 3: Cross multiply
    4,837.20x = 6,672.80 × 3,656.22
  4. Step 4: Simplify right side
    4,837.20x = 24,397,224.82
  5. Step 5: Solve for x
    x = 24,397,224.82/4,837.20
  6. Step 6: Final answer
    x = 5,043.67

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.