Home / 10,298.07-15,444.68-4,747.95

Finding the Fourth Proportional to 10,298.07, 15,444.68 and 4,747.95

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Solution

The fourth proportional to 10,298.07, 15,444.68 and 4,747.95 is: 7,120.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,298.07 : 15,444.68 = 4,747.95 : x
  2. Step 2: Convert to fraction form
    10,298.07/15,444.68 = 4,747.95/x
  3. Step 3: Cross multiply
    10,298.07x = 15,444.68 × 4,747.95
  4. Step 4: Simplify right side
    10,298.07x = 73,330,544.67
  5. Step 5: Solve for x
    x = 73,330,544.67/10,298.07
  6. Step 6: Final answer
    x = 7,120.80

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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.