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Finding the Fourth Proportional to 6,042.70, 9,064.27 and 1,660.50

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Solution

The fourth proportional to 6,042.70, 9,064.27 and 1,660.50 is: 2,490.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,042.70 : 9,064.27 = 1,660.50 : x
  2. Step 2: Convert to fraction form
    6,042.70/9,064.27 = 1,660.50/x
  3. Step 3: Cross multiply
    6,042.70x = 9,064.27 × 1,660.50
  4. Step 4: Simplify right side
    6,042.70x = 15,051,222.41
  5. Step 5: Solve for x
    x = 15,051,222.41/6,042.70
  6. Step 6: Final answer
    x = 2,490.81

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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.