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Finding the Fourth Proportional to 4,541.49, 6,811.11 and 1,254.42

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Solution

The fourth proportional to 4,541.49, 6,811.11 and 1,254.42 is: 1,881.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,541.49 : 6,811.11 = 1,254.42 : x
  2. Step 2: Convert to fraction form
    4,541.49/6,811.11 = 1,254.42/x
  3. Step 3: Cross multiply
    4,541.49x = 6,811.11 × 1,254.42
  4. Step 4: Simplify right side
    4,541.49x = 8,543,992.61
  5. Step 5: Solve for x
    x = 8,543,992.61/4,541.49
  6. Step 6: Final answer
    x = 1,881.32

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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.