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Finding the Fourth Proportional to 5,553.48, 8,293.58 and 4,941.12

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Solution

The fourth proportional to 5,553.48, 8,293.58 and 4,941.12 is: 7,379.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,553.48 : 8,293.58 = 4,941.12 : x
  2. Step 2: Convert to fraction form
    5,553.48/8,293.58 = 4,941.12/x
  3. Step 3: Cross multiply
    5,553.48x = 8,293.58 × 4,941.12
  4. Step 4: Simplify right side
    5,553.48x = 40,979,574.01
  5. Step 5: Solve for x
    x = 40,979,574.01/5,553.48
  6. Step 6: Final answer
    x = 7,379.08

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.