Home / 10,844.48-16,280.02-7,149.80

Finding the Fourth Proportional to 10,844.48, 16,280.02 and 7,149.80

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Solution

The fourth proportional to 10,844.48, 16,280.02 and 7,149.80 is: 10,733.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,844.48 : 16,280.02 = 7,149.80 : x
  2. Step 2: Convert to fraction form
    10,844.48/16,280.02 = 7,149.80/x
  3. Step 3: Cross multiply
    10,844.48x = 16,280.02 × 7,149.80
  4. Step 4: Simplify right side
    10,844.48x = 116,398,936.63
  5. Step 5: Solve for x
    x = 116,398,936.63/10,844.48
  6. Step 6: Final answer
    x = 10,733.47

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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.