Home / 3,957-5,926.58-2,970.92

Finding the Fourth Proportional to 3,957, 5,926.58 and 2,970.92

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Solution

The fourth proportional to 3,957, 5,926.58 and 2,970.92 is: 4,449.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,957 : 5,926.58 = 2,970.92 : x
  2. Step 2: Convert to fraction form
    3,957/5,926.58 = 2,970.92/x
  3. Step 3: Cross multiply
    3,957x = 5,926.58 × 2,970.92
  4. Step 4: Simplify right side
    3,957x = 17,607,395.05
  5. Step 5: Solve for x
    x = 17,607,395.05/3,957
  6. Step 6: Final answer
    x = 4,449.68

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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.