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Finding the Third Proportional to 4,192 and 4,528

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Solution

The third proportional to 4,192 and 4,528 is: 4,890.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,192 : 4,528 = 4,528 : x
  2. Step 2: Convert to fraction form
    4,192/4,528 = 4,528/x
  3. Step 3: Cross multiply
    4,192x = 4,528 × 4,528
  4. Step 4: Simplify right side
    4,192x = 20,502,784
  5. Step 5: Solve for x
    x = 20,502,784/4,192
  6. Step 6: Final answer
    x = 4,890.93

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.08) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.