Home / 10,338.61-15,495.73-4,998.46

Finding the Fourth Proportional to 10,338.61, 15,495.73 and 4,998.46

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Solution

The fourth proportional to 10,338.61, 15,495.73 and 4,998.46 is: 7,491.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,338.61 : 15,495.73 = 4,998.46 : x
  2. Step 2: Convert to fraction form
    10,338.61/15,495.73 = 4,998.46/x
  3. Step 3: Cross multiply
    10,338.61x = 15,495.73 × 4,998.46
  4. Step 4: Simplify right side
    10,338.61x = 77,454,722.84
  5. Step 5: Solve for x
    x = 77,454,722.84/10,338.61
  6. Step 6: Final answer
    x = 7,491.79

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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.