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Finding the Fourth Proportional to 7,655.00, 11,482.53 and 2,108.93

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Solution

The fourth proportional to 7,655.00, 11,482.53 and 2,108.93 is: 3,163.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,655.00 : 11,482.53 = 2,108.93 : x
  2. Step 2: Convert to fraction form
    7,655.00/11,482.53 = 2,108.93/x
  3. Step 3: Cross multiply
    7,655.00x = 11,482.53 × 2,108.93
  4. Step 4: Simplify right side
    7,655.00x = 24,215,794.58
  5. Step 5: Solve for x
    x = 24,215,794.58/7,655.00
  6. Step 6: Final answer
    x = 3,163.40

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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.