Home / 9,348.20-13,996.38-4,721.48

Finding the Fourth Proportional to 9,348.20, 13,996.38 and 4,721.48

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Solution

The fourth proportional to 9,348.20, 13,996.38 and 4,721.48 is: 7,069.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,348.20 : 13,996.38 = 4,721.48 : x
  2. Step 2: Convert to fraction form
    9,348.20/13,996.38 = 4,721.48/x
  3. Step 3: Cross multiply
    9,348.20x = 13,996.38 × 4,721.48
  4. Step 4: Simplify right side
    9,348.20x = 66,083,628.24
  5. Step 5: Solve for x
    x = 66,083,628.24/9,348.20
  6. Step 6: Final answer
    x = 7,069.13

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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.