Home / 11,225.02-15,493.50-6,629.82

Finding the Fourth Proportional to 11,225.02, 15,493.50 and 6,629.82

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Solution

The fourth proportional to 11,225.02, 15,493.50 and 6,629.82 is: 9,150.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,225.02 : 15,493.50 = 6,629.82 : x
  2. Step 2: Convert to fraction form
    11,225.02/15,493.50 = 6,629.82/x
  3. Step 3: Cross multiply
    11,225.02x = 15,493.50 × 6,629.82
  4. Step 4: Simplify right side
    11,225.02x = 102,719,116.17
  5. Step 5: Solve for x
    x = 102,719,116.17/11,225.02
  6. Step 6: Final answer
    x = 9,150.91

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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.