Home / 5,730.96-7,908.75-3,342.58

Finding the Fourth Proportional to 5,730.96, 7,908.75 and 3,342.58

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Solution

The fourth proportional to 5,730.96, 7,908.75 and 3,342.58 is: 4,612.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,730.96 : 7,908.75 = 3,342.58 : x
  2. Step 2: Convert to fraction form
    5,730.96/7,908.75 = 3,342.58/x
  3. Step 3: Cross multiply
    5,730.96x = 7,908.75 × 3,342.58
  4. Step 4: Simplify right side
    5,730.96x = 26,435,638.31
  5. Step 5: Solve for x
    x = 26,435,638.31/5,730.96
  6. Step 6: Final answer
    x = 4,612.78

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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.