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Finding the Fourth Proportional to 4,503.70, 6,218.22 and 4,030.21

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Solution

The fourth proportional to 4,503.70, 6,218.22 and 4,030.21 is: 5,564.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,503.70 : 6,218.22 = 4,030.21 : x
  2. Step 2: Convert to fraction form
    4,503.70/6,218.22 = 4,030.21/x
  3. Step 3: Cross multiply
    4,503.70x = 6,218.22 × 4,030.21
  4. Step 4: Simplify right side
    4,503.70x = 25,060,732.43
  5. Step 5: Solve for x
    x = 25,060,732.43/4,503.70
  6. Step 6: Final answer
    x = 5,564.48

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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.