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Finding the Fourth Proportional to 8,425.03, 11,626.53 and 4,888.57

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Solution

The fourth proportional to 8,425.03, 11,626.53 and 4,888.57 is: 6,746.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,425.03 : 11,626.53 = 4,888.57 : x
  2. Step 2: Convert to fraction form
    8,425.03/11,626.53 = 4,888.57/x
  3. Step 3: Cross multiply
    8,425.03x = 11,626.53 × 4,888.57
  4. Step 4: Simplify right side
    8,425.03x = 56,837,105.76
  5. Step 5: Solve for x
    x = 56,837,105.76/8,425.03
  6. Step 6: Final answer
    x = 6,746.22

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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.