Home / 7,211.35-10,823.70-4,443.43

Finding the Fourth Proportional to 7,211.35, 10,823.70 and 4,443.43

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Solution

The fourth proportional to 7,211.35, 10,823.70 and 4,443.43 is: 6,669.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,211.35 : 10,823.70 = 4,443.43 : x
  2. Step 2: Convert to fraction form
    7,211.35/10,823.70 = 4,443.43/x
  3. Step 3: Cross multiply
    7,211.35x = 10,823.70 × 4,443.43
  4. Step 4: Simplify right side
    7,211.35x = 48,094,353.29
  5. Step 5: Solve for x
    x = 48,094,353.29/7,211.35
  6. Step 6: Final answer
    x = 6,669.26

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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.