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Finding the Fourth Proportional to 9,560, 14,336.36 and 3,715.84

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Solution

The fourth proportional to 9,560, 14,336.36 and 3,715.84 is: 5,572.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,560 : 14,336.36 = 3,715.84 : x
  2. Step 2: Convert to fraction form
    9,560/14,336.36 = 3,715.84/x
  3. Step 3: Cross multiply
    9,560x = 14,336.36 × 3,715.84
  4. Step 4: Simplify right side
    9,560x = 53,271,619.94
  5. Step 5: Solve for x
    x = 53,271,619.94/9,560
  6. Step 6: Final answer
    x = 5,572.35

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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.