Home / 6,453.27-9,679.95-2,557.67

Finding the Fourth Proportional to 6,453.27, 9,679.95 and 2,557.67

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Solution

The fourth proportional to 6,453.27, 9,679.95 and 2,557.67 is: 3,836.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,453.27 : 9,679.95 = 2,557.67 : x
  2. Step 2: Convert to fraction form
    6,453.27/9,679.95 = 2,557.67/x
  3. Step 3: Cross multiply
    6,453.27x = 9,679.95 × 2,557.67
  4. Step 4: Simplify right side
    6,453.27x = 24,758,069.32
  5. Step 5: Solve for x
    x = 24,758,069.32/6,453.27
  6. Step 6: Final answer
    x = 3,836.52

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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.