Home / 3,663.92-5,056.76-2,883.84

Finding the Fourth Proportional to 3,663.92, 5,056.76 and 2,883.84

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Solution

The fourth proportional to 3,663.92, 5,056.76 and 2,883.84 is: 3,980.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,663.92 : 5,056.76 = 2,883.84 : x
  2. Step 2: Convert to fraction form
    3,663.92/5,056.76 = 2,883.84/x
  3. Step 3: Cross multiply
    3,663.92x = 5,056.76 × 2,883.84
  4. Step 4: Simplify right side
    3,663.92x = 14,582,886.76
  5. Step 5: Solve for x
    x = 14,582,886.76/3,663.92
  6. Step 6: Final answer
    x = 3,980.13

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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.