Home / 3,962.77-5,464.63-2,900.71

Finding the Fourth Proportional to 3,962.77, 5,464.63 and 2,900.71

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Solution

The fourth proportional to 3,962.77, 5,464.63 and 2,900.71 is: 4,000.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,962.77 : 5,464.63 = 2,900.71 : x
  2. Step 2: Convert to fraction form
    3,962.77/5,464.63 = 2,900.71/x
  3. Step 3: Cross multiply
    3,962.77x = 5,464.63 × 2,900.71
  4. Step 4: Simplify right side
    3,962.77x = 15,851,317.34
  5. Step 5: Solve for x
    x = 15,851,317.34/3,962.77
  6. Step 6: Final answer
    x = 4,000.06

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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.