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Finding the Fourth Proportional to 5,582.18, 7,703.39 and 3,064.39

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Solution

The fourth proportional to 5,582.18, 7,703.39 and 3,064.39 is: 4,228.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,582.18 : 7,703.39 = 3,064.39 : x
  2. Step 2: Convert to fraction form
    5,582.18/7,703.39 = 3,064.39/x
  3. Step 3: Cross multiply
    5,582.18x = 7,703.39 × 3,064.39
  4. Step 4: Simplify right side
    5,582.18x = 23,606,179.68
  5. Step 5: Solve for x
    x = 23,606,179.68/5,582.18
  6. Step 6: Final answer
    x = 4,228.84

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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.