Home / 4,205.48-6,312.12-2,126.96

Finding the Fourth Proportional to 4,205.48, 6,312.12 and 2,126.96

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Solution

The fourth proportional to 4,205.48, 6,312.12 and 2,126.96 is: 3,192.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,205.48 : 6,312.12 = 2,126.96 : x
  2. Step 2: Convert to fraction form
    4,205.48/6,312.12 = 2,126.96/x
  3. Step 3: Cross multiply
    4,205.48x = 6,312.12 × 2,126.96
  4. Step 4: Simplify right side
    4,205.48x = 13,425,584.56
  5. Step 5: Solve for x
    x = 13,425,584.56/4,205.48
  6. Step 6: Final answer
    x = 3,192.40

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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.