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Finding the Fourth Proportional to 6,465.78, 8,922.50 and 3,594.39

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Solution

The fourth proportional to 6,465.78, 8,922.50 and 3,594.39 is: 4,960.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,465.78 : 8,922.50 = 3,594.39 : x
  2. Step 2: Convert to fraction form
    6,465.78/8,922.50 = 3,594.39/x
  3. Step 3: Cross multiply
    6,465.78x = 8,922.50 × 3,594.39
  4. Step 4: Simplify right side
    6,465.78x = 32,070,926.80
  5. Step 5: Solve for x
    x = 32,070,926.80/6,465.78
  6. Step 6: Final answer
    x = 4,960.10

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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.