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Finding the Fourth Proportional to 6,465.54, 8,922.82 and 4,869.37

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Solution

The fourth proportional to 6,465.54, 8,922.82 and 4,869.37 is: 6,720.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,465.54 : 8,922.82 = 4,869.37 : x
  2. Step 2: Convert to fraction form
    6,465.54/8,922.82 = 4,869.37/x
  3. Step 3: Cross multiply
    6,465.54x = 8,922.82 × 4,869.37
  4. Step 4: Simplify right side
    6,465.54x = 43,448,489.72
  5. Step 5: Solve for x
    x = 43,448,489.72/6,465.54
  6. Step 6: Final answer
    x = 6,720.01

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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.