Home / 6,962.63-10,430.03-4,187.78

Finding the Fourth Proportional to 6,962.63, 10,430.03 and 4,187.78

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Solution

The fourth proportional to 6,962.63, 10,430.03 and 4,187.78 is: 6,273.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,962.63 : 10,430.03 = 4,187.78 : x
  2. Step 2: Convert to fraction form
    6,962.63/10,430.03 = 4,187.78/x
  3. Step 3: Cross multiply
    6,962.63x = 10,430.03 × 4,187.78
  4. Step 4: Simplify right side
    6,962.63x = 43,678,671.03
  5. Step 5: Solve for x
    x = 43,678,671.03/6,962.63
  6. Step 6: Final answer
    x = 6,273.30

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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.