Home / 7,407.36-10,220.94-4,262.94

Finding the Fourth Proportional to 7,407.36, 10,220.94 and 4,262.94

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Solution

The fourth proportional to 7,407.36, 10,220.94 and 4,262.94 is: 5,882.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,407.36 : 10,220.94 = 4,262.94 : x
  2. Step 2: Convert to fraction form
    7,407.36/10,220.94 = 4,262.94/x
  3. Step 3: Cross multiply
    7,407.36x = 10,220.94 × 4,262.94
  4. Step 4: Simplify right side
    7,407.36x = 43,571,253.96
  5. Step 5: Solve for x
    x = 43,571,253.96/7,407.36
  6. Step 6: Final answer
    x = 5,882.16

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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.