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Finding the Fourth Proportional to 10,904.99, 15,048.10 and 6,124.68

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Solution

The fourth proportional to 10,904.99, 15,048.10 and 6,124.68 is: 8,451.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,904.99 : 15,048.10 = 6,124.68 : x
  2. Step 2: Convert to fraction form
    10,904.99/15,048.10 = 6,124.68/x
  3. Step 3: Cross multiply
    10,904.99x = 15,048.10 × 6,124.68
  4. Step 4: Simplify right side
    10,904.99x = 92,164,814.97
  5. Step 5: Solve for x
    x = 92,164,814.97/10,904.99
  6. Step 6: Final answer
    x = 8,451.62

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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.