Home / 7,324.80-10,108.08-4,528.68

Finding the Fourth Proportional to 7,324.80, 10,108.08 and 4,528.68

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Solution

The fourth proportional to 7,324.80, 10,108.08 and 4,528.68 is: 6,249.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,324.80 : 10,108.08 = 4,528.68 : x
  2. Step 2: Convert to fraction form
    7,324.80/10,108.08 = 4,528.68/x
  3. Step 3: Cross multiply
    7,324.80x = 10,108.08 × 4,528.68
  4. Step 4: Simplify right side
    7,324.80x = 45,776,259.73
  5. Step 5: Solve for x
    x = 45,776,259.73/7,324.80
  6. Step 6: Final answer
    x = 6,249.49

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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.