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Finding the Fourth Proportional to 6,579.03, 9,085.20 and 4,225.29

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Solution

The fourth proportional to 6,579.03, 9,085.20 and 4,225.29 is: 5,834.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,579.03 : 9,085.20 = 4,225.29 : x
  2. Step 2: Convert to fraction form
    6,579.03/9,085.20 = 4,225.29/x
  3. Step 3: Cross multiply
    6,579.03x = 9,085.20 × 4,225.29
  4. Step 4: Simplify right side
    6,579.03x = 38,387,604.71
  5. Step 5: Solve for x
    x = 38,387,604.71/6,579.03
  6. Step 6: Final answer
    x = 5,834.84

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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.