Home / 5,381.46-7,426.76-3,364.56

Finding the Fourth Proportional to 5,381.46, 7,426.76 and 3,364.56

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Solution

The fourth proportional to 5,381.46, 7,426.76 and 3,364.56 is: 4,643.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,381.46 : 7,426.76 = 3,364.56 : x
  2. Step 2: Convert to fraction form
    5,381.46/7,426.76 = 3,364.56/x
  3. Step 3: Cross multiply
    5,381.46x = 7,426.76 × 3,364.56
  4. Step 4: Simplify right side
    5,381.46x = 24,987,762.80
  5. Step 5: Solve for x
    x = 24,987,762.80/5,381.46
  6. Step 6: Final answer
    x = 4,643.31

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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.