Home / 4,047.99-5,585.92-2,279.25

Finding the Fourth Proportional to 4,047.99, 5,585.92 and 2,279.25

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Solution

The fourth proportional to 4,047.99, 5,585.92 and 2,279.25 is: 3,145.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,047.99 : 5,585.92 = 2,279.25 : x
  2. Step 2: Convert to fraction form
    4,047.99/5,585.92 = 2,279.25/x
  3. Step 3: Cross multiply
    4,047.99x = 5,585.92 × 2,279.25
  4. Step 4: Simplify right side
    4,047.99x = 12,731,702.46
  5. Step 5: Solve for x
    x = 12,731,702.46/4,047.99
  6. Step 6: Final answer
    x = 3,145.19

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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.