Home / 8,350.34-12,526.11-2,507.40

Finding the Fourth Proportional to 8,350.34, 12,526.11 and 2,507.40

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Solution

The fourth proportional to 8,350.34, 12,526.11 and 2,507.40 is: 3,761.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,350.34 : 12,526.11 = 2,507.40 : x
  2. Step 2: Convert to fraction form
    8,350.34/12,526.11 = 2,507.40/x
  3. Step 3: Cross multiply
    8,350.34x = 12,526.11 × 2,507.40
  4. Step 4: Simplify right side
    8,350.34x = 31,407,968.21
  5. Step 5: Solve for x
    x = 31,407,968.21/8,350.34
  6. Step 6: Final answer
    x = 3,761.28

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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.