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Finding the Fourth Proportional to 4,572.92, 6,859.38 and 1,838.84

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Solution

The fourth proportional to 4,572.92, 6,859.38 and 1,838.84 is: 2,758.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,572.92 : 6,859.38 = 1,838.84 : x
  2. Step 2: Convert to fraction form
    4,572.92/6,859.38 = 1,838.84/x
  3. Step 3: Cross multiply
    4,572.92x = 6,859.38 × 1,838.84
  4. Step 4: Simplify right side
    4,572.92x = 12,613,302.32
  5. Step 5: Solve for x
    x = 12,613,302.32/4,572.92
  6. Step 6: Final answer
    x = 2,758.26

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.