Home / 7,200.36-10,809.46-4,727.44

Finding the Fourth Proportional to 7,200.36, 10,809.46 and 4,727.44

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Solution

The fourth proportional to 7,200.36, 10,809.46 and 4,727.44 is: 7,097.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,200.36 : 10,809.46 = 4,727.44 : x
  2. Step 2: Convert to fraction form
    7,200.36/10,809.46 = 4,727.44/x
  3. Step 3: Cross multiply
    7,200.36x = 10,809.46 × 4,727.44
  4. Step 4: Simplify right side
    7,200.36x = 51,101,073.58
  5. Step 5: Solve for x
    x = 51,101,073.58/7,200.36
  6. Step 6: Final answer
    x = 7,097.02

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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.