Home / 5,263.08-7,262.91-2,905.20

Finding the Fourth Proportional to 5,263.08, 7,262.91 and 2,905.20

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Solution

The fourth proportional to 5,263.08, 7,262.91 and 2,905.20 is: 4,009.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,263.08 : 7,262.91 = 2,905.20 : x
  2. Step 2: Convert to fraction form
    5,263.08/7,262.91 = 2,905.20/x
  3. Step 3: Cross multiply
    5,263.08x = 7,262.91 × 2,905.20
  4. Step 4: Simplify right side
    5,263.08x = 21,100,206.13
  5. Step 5: Solve for x
    x = 21,100,206.13/5,263.08
  6. Step 6: Final answer
    x = 4,009.10

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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.