Home / 3,056.30-4,217.74-1,659.06

Finding the Fourth Proportional to 3,056.30, 4,217.74 and 1,659.06

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Solution

The fourth proportional to 3,056.30, 4,217.74 and 1,659.06 is: 2,289.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,056.30 : 4,217.74 = 1,659.06 : x
  2. Step 2: Convert to fraction form
    3,056.30/4,217.74 = 1,659.06/x
  3. Step 3: Cross multiply
    3,056.30x = 4,217.74 × 1,659.06
  4. Step 4: Simplify right side
    3,056.30x = 6,997,483.72
  5. Step 5: Solve for x
    x = 6,997,483.72/3,056.30
  6. Step 6: Final answer
    x = 2,289.53

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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.