Home / 6,619.02-9,134.28-3,824.52

Finding the Fourth Proportional to 6,619.02, 9,134.28 and 3,824.52

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Solution

The fourth proportional to 6,619.02, 9,134.28 and 3,824.52 is: 5,277.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,619.02 : 9,134.28 = 3,824.52 : x
  2. Step 2: Convert to fraction form
    6,619.02/9,134.28 = 3,824.52/x
  3. Step 3: Cross multiply
    6,619.02x = 9,134.28 × 3,824.52
  4. Step 4: Simplify right side
    6,619.02x = 34,934,236.55
  5. Step 5: Solve for x
    x = 34,934,236.55/6,619.02
  6. Step 6: Final answer
    x = 5,277.86

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.