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Finding the Fourth Proportional to 11,053.95, 15,253.95 and 6,018.05

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Solution

The fourth proportional to 11,053.95, 15,253.95 and 6,018.05 is: 8,304.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,053.95 : 15,253.95 = 6,018.05 : x
  2. Step 2: Convert to fraction form
    11,053.95/15,253.95 = 6,018.05/x
  3. Step 3: Cross multiply
    11,053.95x = 15,253.95 × 6,018.05
  4. Step 4: Simplify right side
    11,053.95x = 91,798,957.53
  5. Step 5: Solve for x
    x = 91,798,957.53/11,053.95
  6. Step 6: Final answer
    x = 8,304.63

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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.