Home / 4,195.48-6,294.15-1,421.92

Finding the Fourth Proportional to 4,195.48, 6,294.15 and 1,421.92

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Solution

The fourth proportional to 4,195.48, 6,294.15 and 1,421.92 is: 2,133.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,195.48 : 6,294.15 = 1,421.92 : x
  2. Step 2: Convert to fraction form
    4,195.48/6,294.15 = 1,421.92/x
  3. Step 3: Cross multiply
    4,195.48x = 6,294.15 × 1,421.92
  4. Step 4: Simplify right side
    4,195.48x = 8,949,777.77
  5. Step 5: Solve for x
    x = 8,949,777.77/4,195.48
  6. Step 6: Final answer
    x = 2,133.20

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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.