Home / 3,665.12-5,051.95-2,867.06

Finding the Fourth Proportional to 3,665.12, 5,051.95 and 2,867.06

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Solution

The fourth proportional to 3,665.12, 5,051.95 and 2,867.06 is: 3,951.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,665.12 : 5,051.95 = 2,867.06 : x
  2. Step 2: Convert to fraction form
    3,665.12/5,051.95 = 2,867.06/x
  3. Step 3: Cross multiply
    3,665.12x = 5,051.95 × 2,867.06
  4. Step 4: Simplify right side
    3,665.12x = 14,484,243.77
  5. Step 5: Solve for x
    x = 14,484,243.77/3,665.12
  6. Step 6: Final answer
    x = 3,951.92

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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.