Home / 2,095.90-3,147.45-2,031.10

Finding the Fourth Proportional to 2,095.90, 3,147.45 and 2,031.10

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Solution

The fourth proportional to 2,095.90, 3,147.45 and 2,031.10 is: 3,050.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,095.90 : 3,147.45 = 2,031.10 : x
  2. Step 2: Convert to fraction form
    2,095.90/3,147.45 = 2,031.10/x
  3. Step 3: Cross multiply
    2,095.90x = 3,147.45 × 2,031.10
  4. Step 4: Simplify right side
    2,095.90x = 6,392,785.70
  5. Step 5: Solve for x
    x = 6,392,785.70/2,095.90
  6. Step 6: Final answer
    x = 3,050.14

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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.