Home / 11,125.02-15,334.20-7,895.96

Finding the Fourth Proportional to 11,125.02, 15,334.20 and 7,895.96

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Solution

The fourth proportional to 11,125.02, 15,334.20 and 7,895.96 is: 10,883.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,125.02 : 15,334.20 = 7,895.96 : x
  2. Step 2: Convert to fraction form
    11,125.02/15,334.20 = 7,895.96/x
  3. Step 3: Cross multiply
    11,125.02x = 15,334.20 × 7,895.96
  4. Step 4: Simplify right side
    11,125.02x = 121,078,156.43
  5. Step 5: Solve for x
    x = 121,078,156.43/11,125.02
  6. Step 6: Final answer
    x = 10,883.41

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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.