Home / 5,688.12-7,848.42-3,329.79

Finding the Fourth Proportional to 5,688.12, 7,848.42 and 3,329.79

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Solution

The fourth proportional to 5,688.12, 7,848.42 and 3,329.79 is: 4,594.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,688.12 : 7,848.42 = 3,329.79 : x
  2. Step 2: Convert to fraction form
    5,688.12/7,848.42 = 3,329.79/x
  3. Step 3: Cross multiply
    5,688.12x = 7,848.42 × 3,329.79
  4. Step 4: Simplify right side
    5,688.12x = 26,133,590.43
  5. Step 5: Solve for x
    x = 26,133,590.43/5,688.12
  6. Step 6: Final answer
    x = 4,594.42

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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.