Home / 8,350.94-12,526.02-3,419.36

Finding the Fourth Proportional to 8,350.94, 12,526.02 and 3,419.36

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Solution

The fourth proportional to 8,350.94, 12,526.02 and 3,419.36 is: 5,128.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,350.94 : 12,526.02 = 3,419.36 : x
  2. Step 2: Convert to fraction form
    8,350.94/12,526.02 = 3,419.36/x
  3. Step 3: Cross multiply
    8,350.94x = 12,526.02 × 3,419.36
  4. Step 4: Simplify right side
    8,350.94x = 42,830,971.75
  5. Step 5: Solve for x
    x = 42,830,971.75/8,350.94
  6. Step 6: Final answer
    x = 5,128.88

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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.