Home / 6,127.10-9,190.63-4,281.82

Finding the Fourth Proportional to 6,127.10, 9,190.63 and 4,281.82

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Solution

The fourth proportional to 6,127.10, 9,190.63 and 4,281.82 is: 6,422.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,127.10 : 9,190.63 = 4,281.82 : x
  2. Step 2: Convert to fraction form
    6,127.10/9,190.63 = 4,281.82/x
  3. Step 3: Cross multiply
    6,127.10x = 9,190.63 × 4,281.82
  4. Step 4: Simplify right side
    6,127.10x = 39,352,623.35
  5. Step 5: Solve for x
    x = 39,352,623.35/6,127.10
  6. Step 6: Final answer
    x = 6,422.72

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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.