Home / 10,228.64-15,341.06-2,832.12

Finding the Fourth Proportional to 10,228.64, 15,341.06 and 2,832.12

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Solution

The fourth proportional to 10,228.64, 15,341.06 and 2,832.12 is: 4,247.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,228.64 : 15,341.06 = 2,832.12 : x
  2. Step 2: Convert to fraction form
    10,228.64/15,341.06 = 2,832.12/x
  3. Step 3: Cross multiply
    10,228.64x = 15,341.06 × 2,832.12
  4. Step 4: Simplify right side
    10,228.64x = 43,447,729.93
  5. Step 5: Solve for x
    x = 43,447,729.93/10,228.64
  6. Step 6: Final answer
    x = 4,247.66

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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.