Home / 7,406.77-10,222.46-4,262.35

Finding the Fourth Proportional to 7,406.77, 10,222.46 and 4,262.35

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Solution

The fourth proportional to 7,406.77, 10,222.46 and 4,262.35 is: 5,882.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,406.77 : 10,222.46 = 4,262.35 : x
  2. Step 2: Convert to fraction form
    7,406.77/10,222.46 = 4,262.35/x
  3. Step 3: Cross multiply
    7,406.77x = 10,222.46 × 4,262.35
  4. Step 4: Simplify right side
    7,406.77x = 43,571,702.38
  5. Step 5: Solve for x
    x = 43,571,702.38/7,406.77
  6. Step 6: Final answer
    x = 5,882.69

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.