Home / 4,761.48-6,570.88-2,665.60

Finding the Fourth Proportional to 4,761.48, 6,570.88 and 2,665.60

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Solution

The fourth proportional to 4,761.48, 6,570.88 and 2,665.60 is: 3,678.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,761.48 : 6,570.88 = 2,665.60 : x
  2. Step 2: Convert to fraction form
    4,761.48/6,570.88 = 2,665.60/x
  3. Step 3: Cross multiply
    4,761.48x = 6,570.88 × 2,665.60
  4. Step 4: Simplify right side
    4,761.48x = 17,515,337.73
  5. Step 5: Solve for x
    x = 17,515,337.73/4,761.48
  6. Step 6: Final answer
    x = 3,678.55

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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.