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Finding the Fourth Proportional to 7,627, 10,529.40 and 4,795.24

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Solution

The fourth proportional to 7,627, 10,529.40 and 4,795.24 is: 6,620.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,627 : 10,529.40 = 4,795.24 : x
  2. Step 2: Convert to fraction form
    7,627/10,529.40 = 4,795.24/x
  3. Step 3: Cross multiply
    7,627x = 10,529.40 × 4,795.24
  4. Step 4: Simplify right side
    7,627x = 50,491,000.06
  5. Step 5: Solve for x
    x = 50,491,000.06/7,627
  6. Step 6: Final answer
    x = 6,620.03

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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.