Home / 5,287.68-7,296.57-3,048.05

Finding the Fourth Proportional to 5,287.68, 7,296.57 and 3,048.05

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Solution

The fourth proportional to 5,287.68, 7,296.57 and 3,048.05 is: 4,206.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,287.68 : 7,296.57 = 3,048.05 : x
  2. Step 2: Convert to fraction form
    5,287.68/7,296.57 = 3,048.05/x
  3. Step 3: Cross multiply
    5,287.68x = 7,296.57 × 3,048.05
  4. Step 4: Simplify right side
    5,287.68x = 22,240,328.43
  5. Step 5: Solve for x
    x = 22,240,328.43/5,287.68
  6. Step 6: Final answer
    x = 4,206.07

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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.