Home / 5,263.48-7,263.46-2,905.57

Finding the Fourth Proportional to 5,263.48, 7,263.46 and 2,905.57

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Solution

The fourth proportional to 5,263.48, 7,263.46 and 2,905.57 is: 4,009.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,263.48 : 7,263.46 = 2,905.57 : x
  2. Step 2: Convert to fraction form
    5,263.48/7,263.46 = 2,905.57/x
  3. Step 3: Cross multiply
    5,263.48x = 7,263.46 × 2,905.57
  4. Step 4: Simplify right side
    5,263.48x = 21,104,476.95
  5. Step 5: Solve for x
    x = 21,104,476.95/5,263.48
  6. Step 6: Final answer
    x = 4,009.61

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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.