Home / 6,538.68-9,025.29-3,887.67

Finding the Fourth Proportional to 6,538.68, 9,025.29 and 3,887.67

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Solution

The fourth proportional to 6,538.68, 9,025.29 and 3,887.67 is: 5,366.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,538.68 : 9,025.29 = 3,887.67 : x
  2. Step 2: Convert to fraction form
    6,538.68/9,025.29 = 3,887.67/x
  3. Step 3: Cross multiply
    6,538.68x = 9,025.29 × 3,887.67
  4. Step 4: Simplify right side
    6,538.68x = 35,087,349.17
  5. Step 5: Solve for x
    x = 35,087,349.17/6,538.68
  6. Step 6: Final answer
    x = 5,366.12

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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.