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Finding the Fourth Proportional to 7,653.08, 10,564.49 and 4,669.99

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Solution

The fourth proportional to 7,653.08, 10,564.49 and 4,669.99 is: 6,446.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,653.08 : 10,564.49 = 4,669.99 : x
  2. Step 2: Convert to fraction form
    7,653.08/10,564.49 = 4,669.99/x
  3. Step 3: Cross multiply
    7,653.08x = 10,564.49 × 4,669.99
  4. Step 4: Simplify right side
    7,653.08x = 49,336,047.92
  5. Step 5: Solve for x
    x = 49,336,047.92/7,653.08
  6. Step 6: Final answer
    x = 6,446.56

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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.