Home / 10,857.13-14,983.11-6,077.04

Finding the Fourth Proportional to 10,857.13, 14,983.11 and 6,077.04

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Solution

The fourth proportional to 10,857.13, 14,983.11 and 6,077.04 is: 8,386.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,857.13 : 14,983.11 = 6,077.04 : x
  2. Step 2: Convert to fraction form
    10,857.13/14,983.11 = 6,077.04/x
  3. Step 3: Cross multiply
    10,857.13x = 14,983.11 × 6,077.04
  4. Step 4: Simplify right side
    10,857.13x = 91,052,958.79
  5. Step 5: Solve for x
    x = 91,052,958.79/10,857.13
  6. Step 6: Final answer
    x = 8,386.47

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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.