Home / 8,262.30-11,401.86-4,485.17

Finding the Fourth Proportional to 8,262.30, 11,401.86 and 4,485.17

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Solution

The fourth proportional to 8,262.30, 11,401.86 and 4,485.17 is: 6,189.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,262.30 : 11,401.86 = 4,485.17 : x
  2. Step 2: Convert to fraction form
    8,262.30/11,401.86 = 4,485.17/x
  3. Step 3: Cross multiply
    8,262.30x = 11,401.86 × 4,485.17
  4. Step 4: Simplify right side
    8,262.30x = 51,139,325.74
  5. Step 5: Solve for x
    x = 51,139,325.74/8,262.30
  6. Step 6: Final answer
    x = 6,189.48

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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.