Home / 4,946.56-7,412.80-3,482.72

Finding the Fourth Proportional to 4,946.56, 7,412.80 and 3,482.72

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Solution

The fourth proportional to 4,946.56, 7,412.80 and 3,482.72 is: 5,219.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,946.56 : 7,412.80 = 3,482.72 : x
  2. Step 2: Convert to fraction form
    4,946.56/7,412.80 = 3,482.72/x
  3. Step 3: Cross multiply
    4,946.56x = 7,412.80 × 3,482.72
  4. Step 4: Simplify right side
    4,946.56x = 25,816,706.82
  5. Step 5: Solve for x
    x = 25,816,706.82/4,946.56
  6. Step 6: Final answer
    x = 5,219.12

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.