Home / 10,800.04-16,213.44-7,090.66

Finding the Fourth Proportional to 10,800.04, 16,213.44 and 7,090.66

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Solution

The fourth proportional to 10,800.04, 16,213.44 and 7,090.66 is: 10,644.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,800.04 : 16,213.44 = 7,090.66 : x
  2. Step 2: Convert to fraction form
    10,800.04/16,213.44 = 7,090.66/x
  3. Step 3: Cross multiply
    10,800.04x = 16,213.44 × 7,090.66
  4. Step 4: Simplify right side
    10,800.04x = 114,963,990.47
  5. Step 5: Solve for x
    x = 114,963,990.47/10,800.04
  6. Step 6: Final answer
    x = 10,644.77

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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.