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Finding the Fourth Proportional to 7,482.37, 11,223.90 and 2,801.17

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Solution

The fourth proportional to 7,482.37, 11,223.90 and 2,801.17 is: 4,201.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,482.37 : 11,223.90 = 2,801.17 : x
  2. Step 2: Convert to fraction form
    7,482.37/11,223.90 = 2,801.17/x
  3. Step 3: Cross multiply
    7,482.37x = 11,223.90 × 2,801.17
  4. Step 4: Simplify right side
    7,482.37x = 31,440,051.96
  5. Step 5: Solve for x
    x = 31,440,051.96/7,482.37
  6. Step 6: Final answer
    x = 4,201.88

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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.