Home / 4,761.40-6,570.94-2,665.56

Finding the Fourth Proportional to 4,761.40, 6,570.94 and 2,665.56

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Solution

The fourth proportional to 4,761.40, 6,570.94 and 2,665.56 is: 3,678.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,761.40 : 6,570.94 = 2,665.56 : x
  2. Step 2: Convert to fraction form
    4,761.40/6,570.94 = 2,665.56/x
  3. Step 3: Cross multiply
    4,761.40x = 6,570.94 × 2,665.56
  4. Step 4: Simplify right side
    4,761.40x = 17,515,234.83
  5. Step 5: Solve for x
    x = 17,515,234.83/4,761.40
  6. Step 6: Final answer
    x = 3,678.59

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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.