Home / 8,228.97-11,355.93-4,692.11

Finding the Fourth Proportional to 8,228.97, 11,355.93 and 4,692.11

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Solution

The fourth proportional to 8,228.97, 11,355.93 and 4,692.11 is: 6,475.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,228.97 : 11,355.93 = 4,692.11 : x
  2. Step 2: Convert to fraction form
    8,228.97/11,355.93 = 4,692.11/x
  3. Step 3: Cross multiply
    8,228.97x = 11,355.93 × 4,692.11
  4. Step 4: Simplify right side
    8,228.97x = 53,283,215.93
  5. Step 5: Solve for x
    x = 53,283,215.93/8,228.97
  6. Step 6: Final answer
    x = 6,475.08

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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.