Home / 4,020.11-6,030.33-1,098.40

Finding the Fourth Proportional to 4,020.11, 6,030.33 and 1,098.40

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Solution

The fourth proportional to 4,020.11, 6,030.33 and 1,098.40 is: 1,647.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,020.11 : 6,030.33 = 1,098.40 : x
  2. Step 2: Convert to fraction form
    4,020.11/6,030.33 = 1,098.40/x
  3. Step 3: Cross multiply
    4,020.11x = 6,030.33 × 1,098.40
  4. Step 4: Simplify right side
    4,020.11x = 6,623,714.47
  5. Step 5: Solve for x
    x = 6,623,714.47/4,020.11
  6. Step 6: Final answer
    x = 1,647.65

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1.5x scale

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.