Home / 4,145.70-5,718.93-2,571.06

Finding the Fourth Proportional to 4,145.70, 5,718.93 and 2,571.06

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Solution

The fourth proportional to 4,145.70, 5,718.93 and 2,571.06 is: 3,546.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,145.70 : 5,718.93 = 2,571.06 : x
  2. Step 2: Convert to fraction form
    4,145.70/5,718.93 = 2,571.06/x
  3. Step 3: Cross multiply
    4,145.70x = 5,718.93 × 2,571.06
  4. Step 4: Simplify right side
    4,145.70x = 14,703,712.17
  5. Step 5: Solve for x
    x = 14,703,712.17/4,145.70
  6. Step 6: Final answer
    x = 3,546.74

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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.