Home / 5,739.84-7,920.45-3,350.34

Finding the Fourth Proportional to 5,739.84, 7,920.45 and 3,350.34

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Solution

The fourth proportional to 5,739.84, 7,920.45 and 3,350.34 is: 4,623.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,739.84 : 7,920.45 = 3,350.34 : x
  2. Step 2: Convert to fraction form
    5,739.84/7,920.45 = 3,350.34/x
  3. Step 3: Cross multiply
    5,739.84x = 7,920.45 × 3,350.34
  4. Step 4: Simplify right side
    5,739.84x = 26,536,200.45
  5. Step 5: Solve for x
    x = 26,536,200.45/5,739.84
  6. Step 6: Final answer
    x = 4,623.16

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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.