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Finding the Fourth Proportional to 5,293.52, 7,305.22 and 3,055.35

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Solution

The fourth proportional to 5,293.52, 7,305.22 and 3,055.35 is: 4,216.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,293.52 : 7,305.22 = 3,055.35 : x
  2. Step 2: Convert to fraction form
    5,293.52/7,305.22 = 3,055.35/x
  3. Step 3: Cross multiply
    5,293.52x = 7,305.22 × 3,055.35
  4. Step 4: Simplify right side
    5,293.52x = 22,320,035.14
  5. Step 5: Solve for x
    x = 22,320,035.14/5,293.52
  6. Step 6: Final answer
    x = 4,216.48

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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.