Home / 3,392.46-4,681.53-2,211.30

Finding the Fourth Proportional to 3,392.46, 4,681.53 and 2,211.30

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Solution

The fourth proportional to 3,392.46, 4,681.53 and 2,211.30 is: 3,051.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,392.46 : 4,681.53 = 2,211.30 : x
  2. Step 2: Convert to fraction form
    3,392.46/4,681.53 = 2,211.30/x
  3. Step 3: Cross multiply
    3,392.46x = 4,681.53 × 2,211.30
  4. Step 4: Simplify right side
    3,392.46x = 10,352,267.29
  5. Step 5: Solve for x
    x = 10,352,267.29/3,392.46
  6. Step 6: Final answer
    x = 3,051.55

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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.