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Finding the Fourth Proportional to 7,393.08, 11,091.54 and 3,695.16

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Solution

The fourth proportional to 7,393.08, 11,091.54 and 3,695.16 is: 5,543.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,393.08 : 11,091.54 = 3,695.16 : x
  2. Step 2: Convert to fraction form
    7,393.08/11,091.54 = 3,695.16/x
  3. Step 3: Cross multiply
    7,393.08x = 11,091.54 × 3,695.16
  4. Step 4: Simplify right side
    7,393.08x = 40,985,014.95
  5. Step 5: Solve for x
    x = 40,985,014.95/7,393.08
  6. Step 6: Final answer
    x = 5,543.70

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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.