Home / 8,350.28-12,525.96-2,803.40

Finding the Fourth Proportional to 8,350.28, 12,525.96 and 2,803.40

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Solution

The fourth proportional to 8,350.28, 12,525.96 and 2,803.40 is: 4,205.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,350.28 : 12,525.96 = 2,803.40 : x
  2. Step 2: Convert to fraction form
    8,350.28/12,525.96 = 2,803.40/x
  3. Step 3: Cross multiply
    8,350.28x = 12,525.96 × 2,803.40
  4. Step 4: Simplify right side
    8,350.28x = 35,115,276.26
  5. Step 5: Solve for x
    x = 35,115,276.26/8,350.28
  6. Step 6: Final answer
    x = 4,205.28

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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.