Home / 7,037.19-10,553.23-2,105.17

Finding the Fourth Proportional to 7,037.19, 10,553.23 and 2,105.17

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Solution

The fourth proportional to 7,037.19, 10,553.23 and 2,105.17 is: 3,156.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,037.19 : 10,553.23 = 2,105.17 : x
  2. Step 2: Convert to fraction form
    7,037.19/10,553.23 = 2,105.17/x
  3. Step 3: Cross multiply
    7,037.19x = 10,553.23 × 2,105.17
  4. Step 4: Simplify right side
    7,037.19x = 22,216,343.20
  5. Step 5: Solve for x
    x = 22,216,343.20/7,037.19
  6. Step 6: Final answer
    x = 3,156.99

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.