Home / 4,215.60-6,323.40-2,247.30

Finding the Fourth Proportional to 4,215.60, 6,323.40 and 2,247.30

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Solution

The fourth proportional to 4,215.60, 6,323.40 and 2,247.30 is: 3,370.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,215.60 : 6,323.40 = 2,247.30 : x
  2. Step 2: Convert to fraction form
    4,215.60/6,323.40 = 2,247.30/x
  3. Step 3: Cross multiply
    4,215.60x = 6,323.40 × 2,247.30
  4. Step 4: Simplify right side
    4,215.60x = 14,210,576.82
  5. Step 5: Solve for x
    x = 14,210,576.82/4,215.60
  6. Step 6: Final answer
    x = 3,370.95

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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.