Home / 4,297.20-5,930.16-2,528.40

Finding the Fourth Proportional to 4,297.20, 5,930.16 and 2,528.40

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Solution

The fourth proportional to 4,297.20, 5,930.16 and 2,528.40 is: 3,489.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,297.20 : 5,930.16 = 2,528.40 : x
  2. Step 2: Convert to fraction form
    4,297.20/5,930.16 = 2,528.40/x
  3. Step 3: Cross multiply
    4,297.20x = 5,930.16 × 2,528.40
  4. Step 4: Simplify right side
    4,297.20x = 14,993,816.54
  5. Step 5: Solve for x
    x = 14,993,816.54/4,297.20
  6. Step 6: Final answer
    x = 3,489.21

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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.