Home / 5,712.69-7,884.54-3,354.96

Finding the Fourth Proportional to 5,712.69, 7,884.54 and 3,354.96

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Solution

The fourth proportional to 5,712.69, 7,884.54 and 3,354.96 is: 4,630.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,712.69 : 7,884.54 = 3,354.96 : x
  2. Step 2: Convert to fraction form
    5,712.69/7,884.54 = 3,354.96/x
  3. Step 3: Cross multiply
    5,712.69x = 7,884.54 × 3,354.96
  4. Step 4: Simplify right side
    5,712.69x = 26,452,316.32
  5. Step 5: Solve for x
    x = 26,452,316.32/5,712.69
  6. Step 6: Final answer
    x = 4,630.45

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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.