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Finding the Fourth Proportional to 5,604.39, 7,748.06 and 4,204.71

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Solution

The fourth proportional to 5,604.39, 7,748.06 and 4,204.71 is: 5,813.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,604.39 : 7,748.06 = 4,204.71 : x
  2. Step 2: Convert to fraction form
    5,604.39/7,748.06 = 4,204.71/x
  3. Step 3: Cross multiply
    5,604.39x = 7,748.06 × 4,204.71
  4. Step 4: Simplify right side
    5,604.39x = 32,578,324.34
  5. Step 5: Solve for x
    x = 32,578,324.34/5,604.39
  6. Step 6: Final answer
    x = 5,813.00

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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.