Home / 4,020.52-6,030.72-1,098.80

Finding the Fourth Proportional to 4,020.52, 6,030.72 and 1,098.80

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Solution

The fourth proportional to 4,020.52, 6,030.72 and 1,098.80 is: 1,648.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,020.52 : 6,030.72 = 1,098.80 : x
  2. Step 2: Convert to fraction form
    4,020.52/6,030.72 = 1,098.80/x
  3. Step 3: Cross multiply
    4,020.52x = 6,030.72 × 1,098.80
  4. Step 4: Simplify right side
    4,020.52x = 6,626,555.14
  5. Step 5: Solve for x
    x = 6,626,555.14/4,020.52
  6. Step 6: Final answer
    x = 1,648.18

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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.