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Finding the Fourth Proportional to 4,833.30, 6,619.95 and 4,549.55

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Solution

The fourth proportional to 4,833.30, 6,619.95 and 4,549.55 is: 6,231.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,833.30 : 6,619.95 = 4,549.55 : x
  2. Step 2: Convert to fraction form
    4,833.30/6,619.95 = 4,549.55/x
  3. Step 3: Cross multiply
    4,833.30x = 6,619.95 × 4,549.55
  4. Step 4: Simplify right side
    4,833.30x = 30,117,760.42
  5. Step 5: Solve for x
    x = 30,117,760.42/4,833.30
  6. Step 6: Final answer
    x = 6,231.30

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.