Home / 3,439.67-5,132.97-3,070.51

Finding the Fourth Proportional to 3,439.67, 5,132.97 and 3,070.51

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Solution

The fourth proportional to 3,439.67, 5,132.97 and 3,070.51 is: 4,582.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,439.67 : 5,132.97 = 3,070.51 : x
  2. Step 2: Convert to fraction form
    3,439.67/5,132.97 = 3,070.51/x
  3. Step 3: Cross multiply
    3,439.67x = 5,132.97 × 3,070.51
  4. Step 4: Simplify right side
    3,439.67x = 15,760,822.88
  5. Step 5: Solve for x
    x = 15,760,822.88/3,439.67
  6. Step 6: Final answer
    x = 4,582.08

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.