Home / 9,947.72-14,921.58-5,021.53

Finding the Fourth Proportional to 9,947.72, 14,921.58 and 5,021.53

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Solution

The fourth proportional to 9,947.72, 14,921.58 and 5,021.53 is: 7,532.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,947.72 : 14,921.58 = 5,021.53 : x
  2. Step 2: Convert to fraction form
    9,947.72/14,921.58 = 5,021.53/x
  3. Step 3: Cross multiply
    9,947.72x = 14,921.58 × 5,021.53
  4. Step 4: Simplify right side
    9,947.72x = 74,929,161.62
  5. Step 5: Solve for x
    x = 74,929,161.62/9,947.72
  6. Step 6: Final answer
    x = 7,532.30

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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.