Home / 3,095.04-4,272.87-2,139.24

Finding the Fourth Proportional to 3,095.04, 4,272.87 and 2,139.24

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Solution

The fourth proportional to 3,095.04, 4,272.87 and 2,139.24 is: 2,953.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,095.04 : 4,272.87 = 2,139.24 : x
  2. Step 2: Convert to fraction form
    3,095.04/4,272.87 = 2,139.24/x
  3. Step 3: Cross multiply
    3,095.04x = 4,272.87 × 2,139.24
  4. Step 4: Simplify right side
    3,095.04x = 9,140,694.42
  5. Step 5: Solve for x
    x = 9,140,694.42/3,095.04
  6. Step 6: Final answer
    x = 2,953.34

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.