Home / 5,020.20-7,544.70-4,386.60

Finding the Fourth Proportional to 5,020.20, 7,544.70 and 4,386.60

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Solution

The fourth proportional to 5,020.20, 7,544.70 and 4,386.60 is: 6,592.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,020.20 : 7,544.70 = 4,386.60 : x
  2. Step 2: Convert to fraction form
    5,020.20/7,544.70 = 4,386.60/x
  3. Step 3: Cross multiply
    5,020.20x = 7,544.70 × 4,386.60
  4. Step 4: Simplify right side
    5,020.20x = 33,095,581.02
  5. Step 5: Solve for x
    x = 33,095,581.02/5,020.20
  6. Step 6: Final answer
    x = 6,592.48

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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.