Home / 10,126.54-13,975.59-6,146.74

Finding the Fourth Proportional to 10,126.54, 13,975.59 and 6,146.74

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Solution

The fourth proportional to 10,126.54, 13,975.59 and 6,146.74 is: 8,483.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,126.54 : 13,975.59 = 6,146.74 : x
  2. Step 2: Convert to fraction form
    10,126.54/13,975.59 = 6,146.74/x
  3. Step 3: Cross multiply
    10,126.54x = 13,975.59 × 6,146.74
  4. Step 4: Simplify right side
    10,126.54x = 85,904,318.08
  5. Step 5: Solve for x
    x = 85,904,318.08/10,126.54
  6. Step 6: Final answer
    x = 8,483.09

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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.