Home / 8,228.24-12,335-3,030.48

Finding the Fourth Proportional to 8,228.24, 12,335 and 3,030.48

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Solution

The fourth proportional to 8,228.24, 12,335 and 3,030.48 is: 4,543.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,228.24 : 12,335 = 3,030.48 : x
  2. Step 2: Convert to fraction form
    8,228.24/12,335 = 3,030.48/x
  3. Step 3: Cross multiply
    8,228.24x = 12,335 × 3,030.48
  4. Step 4: Simplify right side
    8,228.24x = 37,380,970.80
  5. Step 5: Solve for x
    x = 37,380,970.80/8,228.24
  6. Step 6: Final answer
    x = 4,543.01

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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.