Home / 3,419.48-4,717.04-2,287.10

Finding the Fourth Proportional to 3,419.48, 4,717.04 and 2,287.10

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Solution

The fourth proportional to 3,419.48, 4,717.04 and 2,287.10 is: 3,154.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,419.48 : 4,717.04 = 2,287.10 : x
  2. Step 2: Convert to fraction form
    3,419.48/4,717.04 = 2,287.10/x
  3. Step 3: Cross multiply
    3,419.48x = 4,717.04 × 2,287.10
  4. Step 4: Simplify right side
    3,419.48x = 10,788,342.18
  5. Step 5: Solve for x
    x = 10,788,342.18/3,419.48
  6. Step 6: Final answer
    x = 3,154.97

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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.