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Finding the Fourth Proportional to 6,663.84, 9,995.16 and 2,503.68

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Solution

The fourth proportional to 6,663.84, 9,995.16 and 2,503.68 is: 3,755.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,663.84 : 9,995.16 = 2,503.68 : x
  2. Step 2: Convert to fraction form
    6,663.84/9,995.16 = 2,503.68/x
  3. Step 3: Cross multiply
    6,663.84x = 9,995.16 × 2,503.68
  4. Step 4: Simplify right side
    6,663.84x = 25,024,682.19
  5. Step 5: Solve for x
    x = 25,024,682.19/6,663.84
  6. Step 6: Final answer
    x = 3,755.29

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.