Home / 8,463.64-11,677.89-5,440.34

Finding the Fourth Proportional to 8,463.64, 11,677.89 and 5,440.34

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Solution

The fourth proportional to 8,463.64, 11,677.89 and 5,440.34 is: 7,506.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,463.64 : 11,677.89 = 5,440.34 : x
  2. Step 2: Convert to fraction form
    8,463.64/11,677.89 = 5,440.34/x
  3. Step 3: Cross multiply
    8,463.64x = 11,677.89 × 5,440.34
  4. Step 4: Simplify right side
    8,463.64x = 63,531,692.08
  5. Step 5: Solve for x
    x = 63,531,692.08/8,463.64
  6. Step 6: Final answer
    x = 7,506.43

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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.