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Finding the Fourth Proportional to 5,582.09, 7,703.01 and 3,063.74

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Solution

The fourth proportional to 5,582.09, 7,703.01 and 3,063.74 is: 4,227.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,582.09 : 7,703.01 = 3,063.74 : x
  2. Step 2: Convert to fraction form
    5,582.09/7,703.01 = 3,063.74/x
  3. Step 3: Cross multiply
    5,582.09x = 7,703.01 × 3,063.74
  4. Step 4: Simplify right side
    5,582.09x = 23,599,981.34
  5. Step 5: Solve for x
    x = 23,599,981.34/5,582.09
  6. Step 6: Final answer
    x = 4,227.81

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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.