Home / 7,425.87-10,247.67-4,068.88

Finding the Fourth Proportional to 7,425.87, 10,247.67 and 4,068.88

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Solution

The fourth proportional to 7,425.87, 10,247.67 and 4,068.88 is: 5,615.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,425.87 : 10,247.67 = 4,068.88 : x
  2. Step 2: Convert to fraction form
    7,425.87/10,247.67 = 4,068.88/x
  3. Step 3: Cross multiply
    7,425.87x = 10,247.67 × 4,068.88
  4. Step 4: Simplify right side
    7,425.87x = 41,696,539.51
  5. Step 5: Solve for x
    x = 41,696,539.51/7,425.87
  6. Step 6: Final answer
    x = 5,615.04

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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.