Home / 9,274.08-13,916.79-5,112.30

Finding the Fourth Proportional to 9,274.08, 13,916.79 and 5,112.30

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Solution

The fourth proportional to 9,274.08, 13,916.79 and 5,112.30 is: 7,671.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,274.08 : 13,916.79 = 5,112.30 : x
  2. Step 2: Convert to fraction form
    9,274.08/13,916.79 = 5,112.30/x
  3. Step 3: Cross multiply
    9,274.08x = 13,916.79 × 5,112.30
  4. Step 4: Simplify right side
    9,274.08x = 71,146,805.52
  5. Step 5: Solve for x
    x = 71,146,805.52/9,274.08
  6. Step 6: Final answer
    x = 7,671.58

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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.