Home / 10,937.28-15,093.12-6,222.24

Finding the Fourth Proportional to 10,937.28, 15,093.12 and 6,222.24

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Solution

The fourth proportional to 10,937.28, 15,093.12 and 6,222.24 is: 8,586.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,937.28 : 15,093.12 = 6,222.24 : x
  2. Step 2: Convert to fraction form
    10,937.28/15,093.12 = 6,222.24/x
  3. Step 3: Cross multiply
    10,937.28x = 15,093.12 × 6,222.24
  4. Step 4: Simplify right side
    10,937.28x = 93,913,014.99
  5. Step 5: Solve for x
    x = 93,913,014.99/10,937.28
  6. Step 6: Final answer
    x = 8,586.51

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.