Home / 10,901.84-15,049.13-7,369.83

Finding the Fourth Proportional to 10,901.84, 15,049.13 and 7,369.83

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Solution

The fourth proportional to 10,901.84, 15,049.13 and 7,369.83 is: 10,173.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,901.84 : 15,049.13 = 7,369.83 : x
  2. Step 2: Convert to fraction form
    10,901.84/15,049.13 = 7,369.83/x
  3. Step 3: Cross multiply
    10,901.84x = 15,049.13 × 7,369.83
  4. Step 4: Simplify right side
    10,901.84x = 110,909,492.90
  5. Step 5: Solve for x
    x = 110,909,492.90/10,901.84
  6. Step 6: Final answer
    x = 10,173.47

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Double scale
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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.