Home / 7,206.02-10,823.61-4,290.02

Finding the Fourth Proportional to 7,206.02, 10,823.61 and 4,290.02

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Solution

The fourth proportional to 7,206.02, 10,823.61 and 4,290.02 is: 6,443.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,206.02 : 10,823.61 = 4,290.02 : x
  2. Step 2: Convert to fraction form
    7,206.02/10,823.61 = 4,290.02/x
  3. Step 3: Cross multiply
    7,206.02x = 10,823.61 × 4,290.02
  4. Step 4: Simplify right side
    7,206.02x = 46,433,503.37
  5. Step 5: Solve for x
    x = 46,433,503.37/7,206.02
  6. Step 6: Final answer
    x = 6,443.71

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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.