Home / 3,484.41-5,228.40-2,315.22

Finding the Fourth Proportional to 3,484.41, 5,228.40 and 2,315.22

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Solution

The fourth proportional to 3,484.41, 5,228.40 and 2,315.22 is: 3,474.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,484.41 : 5,228.40 = 2,315.22 : x
  2. Step 2: Convert to fraction form
    3,484.41/5,228.40 = 2,315.22/x
  3. Step 3: Cross multiply
    3,484.41x = 5,228.40 × 2,315.22
  4. Step 4: Simplify right side
    3,484.41x = 12,104,896.25
  5. Step 5: Solve for x
    x = 12,104,896.25/3,484.41
  6. Step 6: Final answer
    x = 3,474.02

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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.