Home / 3,056.29-4,580.30-2,188.69

Finding the Fourth Proportional to 3,056.29, 4,580.30 and 2,188.69

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Solution

The fourth proportional to 3,056.29, 4,580.30 and 2,188.69 is: 3,280.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,056.29 : 4,580.30 = 2,188.69 : x
  2. Step 2: Convert to fraction form
    3,056.29/4,580.30 = 2,188.69/x
  3. Step 3: Cross multiply
    3,056.29x = 4,580.30 × 2,188.69
  4. Step 4: Simplify right side
    3,056.29x = 10,024,845.86
  5. Step 5: Solve for x
    x = 10,024,845.86/3,056.29
  6. Step 6: Final answer
    x = 3,280.07

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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.