Home / 10,859.32-16,288.62-3,464.20

Finding the Fourth Proportional to 10,859.32, 16,288.62 and 3,464.20

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Solution

The fourth proportional to 10,859.32, 16,288.62 and 3,464.20 is: 5,196.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,859.32 : 16,288.62 = 3,464.20 : x
  2. Step 2: Convert to fraction form
    10,859.32/16,288.62 = 3,464.20/x
  3. Step 3: Cross multiply
    10,859.32x = 16,288.62 × 3,464.20
  4. Step 4: Simplify right side
    10,859.32x = 56,427,037.40
  5. Step 5: Solve for x
    x = 56,427,037.40/10,859.32
  6. Step 6: Final answer
    x = 5,196.19

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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.