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Finding the Fourth Proportional to 6,059.88, 9,081.30 and 4,821.78

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Solution

The fourth proportional to 6,059.88, 9,081.30 and 4,821.78 is: 7,225.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,059.88 : 9,081.30 = 4,821.78 : x
  2. Step 2: Convert to fraction form
    6,059.88/9,081.30 = 4,821.78/x
  3. Step 3: Cross multiply
    6,059.88x = 9,081.30 × 4,821.78
  4. Step 4: Simplify right side
    6,059.88x = 43,788,030.71
  5. Step 5: Solve for x
    x = 43,788,030.71/6,059.88
  6. Step 6: Final answer
    x = 7,225.89

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1.5x scale

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.