Home / 7,206.77-10,815.01-2,823.68

Finding the Fourth Proportional to 7,206.77, 10,815.01 and 2,823.68

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Solution

The fourth proportional to 7,206.77, 10,815.01 and 2,823.68 is: 4,237.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,206.77 : 10,815.01 = 2,823.68 : x
  2. Step 2: Convert to fraction form
    7,206.77/10,815.01 = 2,823.68/x
  3. Step 3: Cross multiply
    7,206.77x = 10,815.01 × 2,823.68
  4. Step 4: Simplify right side
    7,206.77x = 30,538,127.44
  5. Step 5: Solve for x
    x = 30,538,127.44/7,206.77
  6. Step 6: Final answer
    x = 4,237.42

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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.