Home / 6,072.48-9,108.90-1,690.11

Finding the Fourth Proportional to 6,072.48, 9,108.90 and 1,690.11

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Solution

The fourth proportional to 6,072.48, 9,108.90 and 1,690.11 is: 2,535.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,072.48 : 9,108.90 = 1,690.11 : x
  2. Step 2: Convert to fraction form
    6,072.48/9,108.90 = 1,690.11/x
  3. Step 3: Cross multiply
    6,072.48x = 9,108.90 × 1,690.11
  4. Step 4: Simplify right side
    6,072.48x = 15,395,042.98
  5. Step 5: Solve for x
    x = 15,395,042.98/6,072.48
  6. Step 6: Final answer
    x = 2,535.22

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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.