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Finding the Fourth Proportional to 6,994.54, 9,654.50 and 5,588.02

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Solution

The fourth proportional to 6,994.54, 9,654.50 and 5,588.02 is: 7,713.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,994.54 : 9,654.50 = 5,588.02 : x
  2. Step 2: Convert to fraction form
    6,994.54/9,654.50 = 5,588.02/x
  3. Step 3: Cross multiply
    6,994.54x = 9,654.50 × 5,588.02
  4. Step 4: Simplify right side
    6,994.54x = 53,949,565.13
  5. Step 5: Solve for x
    x = 53,949,565.13/6,994.54
  6. Step 6: Final answer
    x = 7,713.10

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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.