Home / 5,621.62-8,434.59-2,334.28

Finding the Fourth Proportional to 5,621.62, 8,434.59 and 2,334.28

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Solution

The fourth proportional to 5,621.62, 8,434.59 and 2,334.28 is: 3,502.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,621.62 : 8,434.59 = 2,334.28 : x
  2. Step 2: Convert to fraction form
    5,621.62/8,434.59 = 2,334.28/x
  3. Step 3: Cross multiply
    5,621.62x = 8,434.59 × 2,334.28
  4. Step 4: Simplify right side
    5,621.62x = 19,688,694.75
  5. Step 5: Solve for x
    x = 19,688,694.75/5,621.62
  6. Step 6: Final answer
    x = 3,502.32

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.