Home / 4,761.61-6,570.96-2,665.75

Finding the Fourth Proportional to 4,761.61, 6,570.96 and 2,665.75

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Solution

The fourth proportional to 4,761.61, 6,570.96 and 2,665.75 is: 3,678.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,761.61 : 6,570.96 = 2,665.75 : x
  2. Step 2: Convert to fraction form
    4,761.61/6,570.96 = 2,665.75/x
  3. Step 3: Cross multiply
    4,761.61x = 6,570.96 × 2,665.75
  4. Step 4: Simplify right side
    4,761.61x = 17,516,536.62
  5. Step 5: Solve for x
    x = 17,516,536.62/4,761.61
  6. Step 6: Final answer
    x = 3,678.70

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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.