Home / 9,930.29-14,878.53-6,224.21

Finding the Fourth Proportional to 9,930.29, 14,878.53 and 6,224.21

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Solution

The fourth proportional to 9,930.29, 14,878.53 and 6,224.21 is: 9,325.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,930.29 : 14,878.53 = 6,224.21 : x
  2. Step 2: Convert to fraction form
    9,930.29/14,878.53 = 6,224.21/x
  3. Step 3: Cross multiply
    9,930.29x = 14,878.53 × 6,224.21
  4. Step 4: Simplify right side
    9,930.29x = 92,607,020.82
  5. Step 5: Solve for x
    x = 92,607,020.82/9,930.29
  6. Step 6: Final answer
    x = 9,325.71

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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.