Home / 10,889.04-16,366.56-7,203.84

Finding the Fourth Proportional to 10,889.04, 16,366.56 and 7,203.84

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Solution

The fourth proportional to 10,889.04, 16,366.56 and 7,203.84 is: 10,827.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,889.04 : 16,366.56 = 7,203.84 : x
  2. Step 2: Convert to fraction form
    10,889.04/16,366.56 = 7,203.84/x
  3. Step 3: Cross multiply
    10,889.04x = 16,366.56 × 7,203.84
  4. Step 4: Simplify right side
    10,889.04x = 117,902,079.59
  5. Step 5: Solve for x
    x = 117,902,079.59/10,889.04
  6. Step 6: Final answer
    x = 10,827.59

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.