Home / 9,949.37-13,730.29-5,700.80

Finding the Fourth Proportional to 9,949.37, 13,730.29 and 5,700.80

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Solution

The fourth proportional to 9,949.37, 13,730.29 and 5,700.80 is: 7,867.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,949.37 : 13,730.29 = 5,700.80 : x
  2. Step 2: Convert to fraction form
    9,949.37/13,730.29 = 5,700.80/x
  3. Step 3: Cross multiply
    9,949.37x = 13,730.29 × 5,700.80
  4. Step 4: Simplify right side
    9,949.37x = 78,273,612.14
  5. Step 5: Solve for x
    x = 78,273,612.14/9,949.37
  6. Step 6: Final answer
    x = 7,867.20

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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.