Home / 7,504.65-10,355.57-4,146.62

Finding the Fourth Proportional to 7,504.65, 10,355.57 and 4,146.62

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Solution

The fourth proportional to 7,504.65, 10,355.57 and 4,146.62 is: 5,721.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,504.65 : 10,355.57 = 4,146.62 : x
  2. Step 2: Convert to fraction form
    7,504.65/10,355.57 = 4,146.62/x
  3. Step 3: Cross multiply
    7,504.65x = 10,355.57 × 4,146.62
  4. Step 4: Simplify right side
    7,504.65x = 42,940,597.50
  5. Step 5: Solve for x
    x = 42,940,597.50/7,504.65
  6. Step 6: Final answer
    x = 5,721.87

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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.