Home / 4,288.32-6,433.28-2,097.12

Finding the Fourth Proportional to 4,288.32, 6,433.28 and 2,097.12

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Solution

The fourth proportional to 4,288.32, 6,433.28 and 2,097.12 is: 3,146.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,288.32 : 6,433.28 = 2,097.12 : x
  2. Step 2: Convert to fraction form
    4,288.32/6,433.28 = 2,097.12/x
  3. Step 3: Cross multiply
    4,288.32x = 6,433.28 × 2,097.12
  4. Step 4: Simplify right side
    4,288.32x = 13,491,360.15
  5. Step 5: Solve for x
    x = 13,491,360.15/4,288.32
  6. Step 6: Final answer
    x = 3,146.07

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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.