Home / 4,168.79-6,256.25-1,977.52

Finding the Fourth Proportional to 4,168.79, 6,256.25 and 1,977.52

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Solution

The fourth proportional to 4,168.79, 6,256.25 and 1,977.52 is: 2,967.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,168.79 : 6,256.25 = 1,977.52 : x
  2. Step 2: Convert to fraction form
    4,168.79/6,256.25 = 1,977.52/x
  3. Step 3: Cross multiply
    4,168.79x = 6,256.25 × 1,977.52
  4. Step 4: Simplify right side
    4,168.79x = 12,371,859.50
  5. Step 5: Solve for x
    x = 12,371,859.50/4,168.79
  6. Step 6: Final answer
    x = 2,967.73

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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.