Home / 11,197.55-16,782.47-5,652.47

Finding the Fourth Proportional to 11,197.55, 16,782.47 and 5,652.47

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Solution

The fourth proportional to 11,197.55, 16,782.47 and 5,652.47 is: 8,471.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,197.55 : 16,782.47 = 5,652.47 : x
  2. Step 2: Convert to fraction form
    11,197.55/16,782.47 = 5,652.47/x
  3. Step 3: Cross multiply
    11,197.55x = 16,782.47 × 5,652.47
  4. Step 4: Simplify right side
    11,197.55x = 94,862,296.03
  5. Step 5: Solve for x
    x = 94,862,296.03/11,197.55
  6. Step 6: Final answer
    x = 8,471.70

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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.