Home / 5,026.22-7,538.30-1,905.15

Finding the Fourth Proportional to 5,026.22, 7,538.30 and 1,905.15

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Solution

The fourth proportional to 5,026.22, 7,538.30 and 1,905.15 is: 2,857.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,026.22 : 7,538.30 = 1,905.15 : x
  2. Step 2: Convert to fraction form
    5,026.22/7,538.30 = 1,905.15/x
  3. Step 3: Cross multiply
    5,026.22x = 7,538.30 × 1,905.15
  4. Step 4: Simplify right side
    5,026.22x = 14,361,597.01
  5. Step 5: Solve for x
    x = 14,361,597.01/5,026.22
  6. Step 6: Final answer
    x = 2,857.34

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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.