Home / 3,179.01-4,389.08-2,590.95

Finding the Fourth Proportional to 3,179.01, 4,389.08 and 2,590.95

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Solution

The fourth proportional to 3,179.01, 4,389.08 and 2,590.95 is: 3,577.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,179.01 : 4,389.08 = 2,590.95 : x
  2. Step 2: Convert to fraction form
    3,179.01/4,389.08 = 2,590.95/x
  3. Step 3: Cross multiply
    3,179.01x = 4,389.08 × 2,590.95
  4. Step 4: Simplify right side
    3,179.01x = 11,371,886.83
  5. Step 5: Solve for x
    x = 11,371,886.83/3,179.01
  6. Step 6: Final answer
    x = 3,577.18

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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.