Home / 7,299.93-10,962.28-4,771.21

Finding the Fourth Proportional to 7,299.93, 10,962.28 and 4,771.21

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Solution

The fourth proportional to 7,299.93, 10,962.28 and 4,771.21 is: 7,164.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,299.93 : 10,962.28 = 4,771.21 : x
  2. Step 2: Convert to fraction form
    7,299.93/10,962.28 = 4,771.21/x
  3. Step 3: Cross multiply
    7,299.93x = 10,962.28 × 4,771.21
  4. Step 4: Simplify right side
    7,299.93x = 52,303,339.96
  5. Step 5: Solve for x
    x = 52,303,339.96/7,299.93
  6. Step 6: Final answer
    x = 7,164.91

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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.