Home / 4,259.84-5,876.94-3,143.46

Finding the Fourth Proportional to 4,259.84, 5,876.94 and 3,143.46

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Solution

The fourth proportional to 4,259.84, 5,876.94 and 3,143.46 is: 4,336.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,259.84 : 5,876.94 = 3,143.46 : x
  2. Step 2: Convert to fraction form
    4,259.84/5,876.94 = 3,143.46/x
  3. Step 3: Cross multiply
    4,259.84x = 5,876.94 × 3,143.46
  4. Step 4: Simplify right side
    4,259.84x = 18,473,925.81
  5. Step 5: Solve for x
    x = 18,473,925.81/4,259.84
  6. Step 6: Final answer
    x = 4,336.77

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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.