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Finding the Fourth Proportional to 7,063.56, 9,746.70 and 4,230.27

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Solution

The fourth proportional to 7,063.56, 9,746.70 and 4,230.27 is: 5,837.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,063.56 : 9,746.70 = 4,230.27 : x
  2. Step 2: Convert to fraction form
    7,063.56/9,746.70 = 4,230.27/x
  3. Step 3: Cross multiply
    7,063.56x = 9,746.70 × 4,230.27
  4. Step 4: Simplify right side
    7,063.56x = 41,231,172.61
  5. Step 5: Solve for x
    x = 41,231,172.61/7,063.56
  6. Step 6: Final answer
    x = 5,837.17

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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.