Home / 5,304.16-7,320.76-3,511.68

Finding the Fourth Proportional to 5,304.16, 7,320.76 and 3,511.68

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Solution

The fourth proportional to 5,304.16, 7,320.76 and 3,511.68 is: 4,846.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,304.16 : 7,320.76 = 3,511.68 : x
  2. Step 2: Convert to fraction form
    5,304.16/7,320.76 = 3,511.68/x
  3. Step 3: Cross multiply
    5,304.16x = 7,320.76 × 3,511.68
  4. Step 4: Simplify right side
    5,304.16x = 25,708,166.48
  5. Step 5: Solve for x
    x = 25,708,166.48/5,304.16
  6. Step 6: Final answer
    x = 4,846.79

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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.