Home / 11,938.08-16,473.80-6,632.64

Finding the Fourth Proportional to 11,938.08, 16,473.80 and 6,632.64

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Solution

The fourth proportional to 11,938.08, 16,473.80 and 6,632.64 is: 9,152.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,938.08 : 16,473.80 = 6,632.64 : x
  2. Step 2: Convert to fraction form
    11,938.08/16,473.80 = 6,632.64/x
  3. Step 3: Cross multiply
    11,938.08x = 16,473.80 × 6,632.64
  4. Step 4: Simplify right side
    11,938.08x = 109,264,784.83
  5. Step 5: Solve for x
    x = 109,264,784.83/11,938.08
  6. Step 6: Final answer
    x = 9,152.63

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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.