Home / 7,643.76-11,464.44-2,097.52

Finding the Fourth Proportional to 7,643.76, 11,464.44 and 2,097.52

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Solution

The fourth proportional to 7,643.76, 11,464.44 and 2,097.52 is: 3,145.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,643.76 : 11,464.44 = 2,097.52 : x
  2. Step 2: Convert to fraction form
    7,643.76/11,464.44 = 2,097.52/x
  3. Step 3: Cross multiply
    7,643.76x = 11,464.44 × 2,097.52
  4. Step 4: Simplify right side
    7,643.76x = 24,046,892.19
  5. Step 5: Solve for x
    x = 24,046,892.19/7,643.76
  6. Step 6: Final answer
    x = 3,145.95

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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.