Home / 4,143.40-5,717.72-2,529.08

Finding the Fourth Proportional to 4,143.40, 5,717.72 and 2,529.08

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Solution

The fourth proportional to 4,143.40, 5,717.72 and 2,529.08 is: 3,490.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,143.40 : 5,717.72 = 2,529.08 : x
  2. Step 2: Convert to fraction form
    4,143.40/5,717.72 = 2,529.08/x
  3. Step 3: Cross multiply
    4,143.40x = 5,717.72 × 2,529.08
  4. Step 4: Simplify right side
    4,143.40x = 14,460,571.30
  5. Step 5: Solve for x
    x = 14,460,571.30/4,143.40
  6. Step 6: Final answer
    x = 3,490.03

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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.