Home / 5,267.02-7,268.22-2,908.70

Finding the Fourth Proportional to 5,267.02, 7,268.22 and 2,908.70

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Solution

The fourth proportional to 5,267.02, 7,268.22 and 2,908.70 is: 4,013.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,267.02 : 7,268.22 = 2,908.70 : x
  2. Step 2: Convert to fraction form
    5,267.02/7,268.22 = 2,908.70/x
  3. Step 3: Cross multiply
    5,267.02x = 7,268.22 × 2,908.70
  4. Step 4: Simplify right side
    5,267.02x = 21,141,071.51
  5. Step 5: Solve for x
    x = 21,141,071.51/5,267.02
  6. Step 6: Final answer
    x = 4,013.86

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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.