Home / 10,298.12-15,453.66-6,410.12

Finding the Fourth Proportional to 10,298.12, 15,453.66 and 6,410.12

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Solution

The fourth proportional to 10,298.12, 15,453.66 and 6,410.12 is: 9,619.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,298.12 : 15,453.66 = 6,410.12 : x
  2. Step 2: Convert to fraction form
    10,298.12/15,453.66 = 6,410.12/x
  3. Step 3: Cross multiply
    10,298.12x = 15,453.66 × 6,410.12
  4. Step 4: Simplify right side
    10,298.12x = 99,059,815.04
  5. Step 5: Solve for x
    x = 99,059,815.04/10,298.12
  6. Step 6: Final answer
    x = 9,619.21

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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.