Home / 4,761.45-6,570.86-2,665.58

Finding the Fourth Proportional to 4,761.45, 6,570.86 and 2,665.58

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Solution

The fourth proportional to 4,761.45, 6,570.86 and 2,665.58 is: 3,678.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,761.45 : 6,570.86 = 2,665.58 : x
  2. Step 2: Convert to fraction form
    4,761.45/6,570.86 = 2,665.58/x
  3. Step 3: Cross multiply
    4,761.45x = 6,570.86 × 2,665.58
  4. Step 4: Simplify right side
    4,761.45x = 17,515,106.82
  5. Step 5: Solve for x
    x = 17,515,106.82/4,761.45
  6. Step 6: Final answer
    x = 3,678.52

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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.