Home / 2,701.50-4,031.36-2,409.90

Finding the Fourth Proportional to 2,701.50, 4,031.36 and 2,409.90

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Solution

The fourth proportional to 2,701.50, 4,031.36 and 2,409.90 is: 3,596.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,701.50 : 4,031.36 = 2,409.90 : x
  2. Step 2: Convert to fraction form
    2,701.50/4,031.36 = 2,409.90/x
  3. Step 3: Cross multiply
    2,701.50x = 4,031.36 × 2,409.90
  4. Step 4: Simplify right side
    2,701.50x = 9,715,162.41
  5. Step 5: Solve for x
    x = 9,715,162.41/2,701.50
  6. Step 6: Final answer
    x = 3,596.21

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.