Home / 10,853.13-14,977.64-6,072.93

Finding the Fourth Proportional to 10,853.13, 14,977.64 and 6,072.93

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Solution

The fourth proportional to 10,853.13, 14,977.64 and 6,072.93 is: 8,380.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,853.13 : 14,977.64 = 6,072.93 : x
  2. Step 2: Convert to fraction form
    10,853.13/14,977.64 = 6,072.93/x
  3. Step 3: Cross multiply
    10,853.13x = 14,977.64 × 6,072.93
  4. Step 4: Simplify right side
    10,853.13x = 90,958,128.92
  5. Step 5: Solve for x
    x = 90,958,128.92/10,853.13
  6. Step 6: Final answer
    x = 8,380.82

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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.