Home / 10,388.08-15,585.42-4,462.12

Finding the Fourth Proportional to 10,388.08, 15,585.42 and 4,462.12

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Solution

The fourth proportional to 10,388.08, 15,585.42 and 4,462.12 is: 6,694.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,388.08 : 15,585.42 = 4,462.12 : x
  2. Step 2: Convert to fraction form
    10,388.08/15,585.42 = 4,462.12/x
  3. Step 3: Cross multiply
    10,388.08x = 15,585.42 × 4,462.12
  4. Step 4: Simplify right side
    10,388.08x = 69,544,014.29
  5. Step 5: Solve for x
    x = 69,544,014.29/10,388.08
  6. Step 6: Final answer
    x = 6,694.60

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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.