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Finding the Fourth Proportional to 11,607.93, 16,019.28 and 6,303.11

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Solution

The fourth proportional to 11,607.93, 16,019.28 and 6,303.11 is: 8,698.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,607.93 : 16,019.28 = 6,303.11 : x
  2. Step 2: Convert to fraction form
    11,607.93/16,019.28 = 6,303.11/x
  3. Step 3: Cross multiply
    11,607.93x = 16,019.28 × 6,303.11
  4. Step 4: Simplify right side
    11,607.93x = 100,971,203.86
  5. Step 5: Solve for x
    x = 100,971,203.86/11,607.93
  6. Step 6: Final answer
    x = 8,698.47

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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.