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Finding the Fourth Proportional to 6,360.01, 8,751.02 and 5,221.49

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Solution

The fourth proportional to 6,360.01, 8,751.02 and 5,221.49 is: 7,184.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,360.01 : 8,751.02 = 5,221.49 : x
  2. Step 2: Convert to fraction form
    6,360.01/8,751.02 = 5,221.49/x
  3. Step 3: Cross multiply
    6,360.01x = 8,751.02 × 5,221.49
  4. Step 4: Simplify right side
    6,360.01x = 45,693,364.22
  5. Step 5: Solve for x
    x = 45,693,364.22/6,360.01
  6. Step 6: Final answer
    x = 7,184.48

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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.