Home / 10,900.23-16,348.02-4,975.44

Finding the Fourth Proportional to 10,900.23, 16,348.02 and 4,975.44

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Solution

The fourth proportional to 10,900.23, 16,348.02 and 4,975.44 is: 7,462.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,900.23 : 16,348.02 = 4,975.44 : x
  2. Step 2: Convert to fraction form
    10,900.23/16,348.02 = 4,975.44/x
  3. Step 3: Cross multiply
    10,900.23x = 16,348.02 × 4,975.44
  4. Step 4: Simplify right side
    10,900.23x = 81,338,592.63
  5. Step 5: Solve for x
    x = 81,338,592.63/10,900.23
  6. Step 6: Final answer
    x = 7,462.10

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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.