Home / 6,747.16-10,127.06-4,155.16

Finding the Fourth Proportional to 6,747.16, 10,127.06 and 4,155.16

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Solution

The fourth proportional to 6,747.16, 10,127.06 and 4,155.16 is: 6,236.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,747.16 : 10,127.06 = 4,155.16 : x
  2. Step 2: Convert to fraction form
    6,747.16/10,127.06 = 4,155.16/x
  3. Step 3: Cross multiply
    6,747.16x = 10,127.06 × 4,155.16
  4. Step 4: Simplify right side
    6,747.16x = 42,079,554.63
  5. Step 5: Solve for x
    x = 42,079,554.63/6,747.16
  6. Step 6: Final answer
    x = 6,236.63

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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.