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Finding the Fourth Proportional to 6,001.80, 9,002.70 and 1,619.70

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Solution

The fourth proportional to 6,001.80, 9,002.70 and 1,619.70 is: 2,429.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,001.80 : 9,002.70 = 1,619.70 : x
  2. Step 2: Convert to fraction form
    6,001.80/9,002.70 = 1,619.70/x
  3. Step 3: Cross multiply
    6,001.80x = 9,002.70 × 1,619.70
  4. Step 4: Simplify right side
    6,001.80x = 14,581,673.19
  5. Step 5: Solve for x
    x = 14,581,673.19/6,001.80
  6. Step 6: Final answer
    x = 2,429.55

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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.