Home / 4,743.80-7,116.45-1,624.10

Finding the Fourth Proportional to 4,743.80, 7,116.45 and 1,624.10

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Solution

The fourth proportional to 4,743.80, 7,116.45 and 1,624.10 is: 2,436.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,743.80 : 7,116.45 = 1,624.10 : x
  2. Step 2: Convert to fraction form
    4,743.80/7,116.45 = 1,624.10/x
  3. Step 3: Cross multiply
    4,743.80x = 7,116.45 × 1,624.10
  4. Step 4: Simplify right side
    4,743.80x = 11,557,826.45
  5. Step 5: Solve for x
    x = 11,557,826.45/4,743.80
  6. Step 6: Final answer
    x = 2,436.41

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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.