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Finding the Fourth Proportional to 6,275.03, 9,412.54 and 2,809.85

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Solution

The fourth proportional to 6,275.03, 9,412.54 and 2,809.85 is: 4,214.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,275.03 : 9,412.54 = 2,809.85 : x
  2. Step 2: Convert to fraction form
    6,275.03/9,412.54 = 2,809.85/x
  3. Step 3: Cross multiply
    6,275.03x = 9,412.54 × 2,809.85
  4. Step 4: Simplify right side
    6,275.03x = 26,447,771.43
  5. Step 5: Solve for x
    x = 26,447,771.43/6,275.03
  6. Step 6: Final answer
    x = 4,214.77

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1.5x scale

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.