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Finding the Fourth Proportional to 10,815.66, 14,925.06 and 6,099.03

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Solution

The fourth proportional to 10,815.66, 14,925.06 and 6,099.03 is: 8,416.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,815.66 : 14,925.06 = 6,099.03 : x
  2. Step 2: Convert to fraction form
    10,815.66/14,925.06 = 6,099.03/x
  3. Step 3: Cross multiply
    10,815.66x = 14,925.06 × 6,099.03
  4. Step 4: Simplify right side
    10,815.66x = 91,028,388.69
  5. Step 5: Solve for x
    x = 91,028,388.69/10,815.66
  6. Step 6: Final answer
    x = 8,416.35

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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.