Home / 10,827.16-14,940.66-6,111.88

Finding the Fourth Proportional to 10,827.16, 14,940.66 and 6,111.88

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Solution

The fourth proportional to 10,827.16, 14,940.66 and 6,111.88 is: 8,433.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,827.16 : 14,940.66 = 6,111.88 : x
  2. Step 2: Convert to fraction form
    10,827.16/14,940.66 = 6,111.88/x
  3. Step 3: Cross multiply
    10,827.16x = 14,940.66 × 6,111.88
  4. Step 4: Simplify right side
    10,827.16x = 91,315,521.04
  5. Step 5: Solve for x
    x = 91,315,521.04/10,827.16
  6. Step 6: Final answer
    x = 8,433.93

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.