Home / 11,598.72-16,000.92-6,881.28

Finding the Fourth Proportional to 11,598.72, 16,000.92 and 6,881.28

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Solution

The fourth proportional to 11,598.72, 16,000.92 and 6,881.28 is: 9,493.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,598.72 : 16,000.92 = 6,881.28 : x
  2. Step 2: Convert to fraction form
    11,598.72/16,000.92 = 6,881.28/x
  3. Step 3: Cross multiply
    11,598.72x = 16,000.92 × 6,881.28
  4. Step 4: Simplify right side
    11,598.72x = 110,106,810.78
  5. Step 5: Solve for x
    x = 110,106,810.78/11,598.72
  6. Step 6: Final answer
    x = 9,493.01

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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.