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Finding the Fourth Proportional to 9,012.67, 12,436.68 and 5,033.68

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Solution

The fourth proportional to 9,012.67, 12,436.68 and 5,033.68 is: 6,946.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,012.67 : 12,436.68 = 5,033.68 : x
  2. Step 2: Convert to fraction form
    9,012.67/12,436.68 = 5,033.68/x
  3. Step 3: Cross multiply
    9,012.67x = 12,436.68 × 5,033.68
  4. Step 4: Simplify right side
    9,012.67x = 62,602,267.38
  5. Step 5: Solve for x
    x = 62,602,267.38/9,012.67
  6. Step 6: Final answer
    x = 6,946.03

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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.