Home / 4,146.86-6,220.50-1,373.78

Finding the Fourth Proportional to 4,146.86, 6,220.50 and 1,373.78

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Solution

The fourth proportional to 4,146.86, 6,220.50 and 1,373.78 is: 2,060.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,146.86 : 6,220.50 = 1,373.78 : x
  2. Step 2: Convert to fraction form
    4,146.86/6,220.50 = 1,373.78/x
  3. Step 3: Cross multiply
    4,146.86x = 6,220.50 × 1,373.78
  4. Step 4: Simplify right side
    4,146.86x = 8,545,598.49
  5. Step 5: Solve for x
    x = 8,545,598.49/4,146.86
  6. Step 6: Final answer
    x = 2,060.74

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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.