Home / 4,127.07-6,191.58-1,353.75

Finding the Fourth Proportional to 4,127.07, 6,191.58 and 1,353.75

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Solution

The fourth proportional to 4,127.07, 6,191.58 and 1,353.75 is: 2,030.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,127.07 : 6,191.58 = 1,353.75 : x
  2. Step 2: Convert to fraction form
    4,127.07/6,191.58 = 1,353.75/x
  3. Step 3: Cross multiply
    4,127.07x = 6,191.58 × 1,353.75
  4. Step 4: Simplify right side
    4,127.07x = 8,381,851.43
  5. Step 5: Solve for x
    x = 8,381,851.43/4,127.07
  6. Step 6: Final answer
    x = 2,030.94

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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.