Home / 6,146.41-9,214.08-4,172.71

Finding the Fourth Proportional to 6,146.41, 9,214.08 and 4,172.71

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Solution

The fourth proportional to 6,146.41, 9,214.08 and 4,172.71 is: 6,255.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,146.41 : 9,214.08 = 4,172.71 : x
  2. Step 2: Convert to fraction form
    6,146.41/9,214.08 = 4,172.71/x
  3. Step 3: Cross multiply
    6,146.41x = 9,214.08 × 4,172.71
  4. Step 4: Simplify right side
    6,146.41x = 38,447,683.76
  5. Step 5: Solve for x
    x = 38,447,683.76/6,146.41
  6. Step 6: Final answer
    x = 6,255.31

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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.