Home / 3,392.43-5,088.75-1,613.10

Finding the Fourth Proportional to 3,392.43, 5,088.75 and 1,613.10

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Solution

The fourth proportional to 3,392.43, 5,088.75 and 1,613.10 is: 2,419.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,392.43 : 5,088.75 = 1,613.10 : x
  2. Step 2: Convert to fraction form
    3,392.43/5,088.75 = 1,613.10/x
  3. Step 3: Cross multiply
    3,392.43x = 5,088.75 × 1,613.10
  4. Step 4: Simplify right side
    3,392.43x = 8,208,662.63
  5. Step 5: Solve for x
    x = 8,208,662.63/3,392.43
  6. Step 6: Final answer
    x = 2,419.70

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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.