Home / 5,260.73-7,259.30-2,902.72

Finding the Fourth Proportional to 5,260.73, 7,259.30 and 2,902.72

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Solution

The fourth proportional to 5,260.73, 7,259.30 and 2,902.72 is: 4,005.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,260.73 : 7,259.30 = 2,902.72 : x
  2. Step 2: Convert to fraction form
    5,260.73/7,259.30 = 2,902.72/x
  3. Step 3: Cross multiply
    5,260.73x = 7,259.30 × 2,902.72
  4. Step 4: Simplify right side
    5,260.73x = 21,071,715.30
  5. Step 5: Solve for x
    x = 21,071,715.30/5,260.73
  6. Step 6: Final answer
    x = 4,005.47

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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.