Home / 7,425.40-10,247.06-4,068.24

Finding the Fourth Proportional to 7,425.40, 10,247.06 and 4,068.24

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Solution

The fourth proportional to 7,425.40, 10,247.06 and 4,068.24 is: 5,614.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,425.40 : 10,247.06 = 4,068.24 : x
  2. Step 2: Convert to fraction form
    7,425.40/10,247.06 = 4,068.24/x
  3. Step 3: Cross multiply
    7,425.40x = 10,247.06 × 4,068.24
  4. Step 4: Simplify right side
    7,425.40x = 41,687,499.37
  5. Step 5: Solve for x
    x = 41,687,499.37/7,425.40
  6. Step 6: Final answer
    x = 5,614.18

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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.