Home / 7,362.24-10,159.20-5,006.40

Finding the Fourth Proportional to 7,362.24, 10,159.20 and 5,006.40

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Solution

The fourth proportional to 7,362.24, 10,159.20 and 5,006.40 is: 6,908.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,362.24 : 10,159.20 = 5,006.40 : x
  2. Step 2: Convert to fraction form
    7,362.24/10,159.20 = 5,006.40/x
  3. Step 3: Cross multiply
    7,362.24x = 10,159.20 × 5,006.40
  4. Step 4: Simplify right side
    7,362.24x = 50,861,018.88
  5. Step 5: Solve for x
    x = 50,861,018.88/7,362.24
  6. Step 6: Final answer
    x = 6,908.36

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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.