Home / 11,187.17-16,784.09-4,613.75

Finding the Fourth Proportional to 11,187.17, 16,784.09 and 4,613.75

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Solution

The fourth proportional to 11,187.17, 16,784.09 and 4,613.75 is: 6,922.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,187.17 : 16,784.09 = 4,613.75 : x
  2. Step 2: Convert to fraction form
    11,187.17/16,784.09 = 4,613.75/x
  3. Step 3: Cross multiply
    11,187.17x = 16,784.09 × 4,613.75
  4. Step 4: Simplify right side
    11,187.17x = 77,437,572.17
  5. Step 5: Solve for x
    x = 77,437,572.17/11,187.17
  6. Step 6: Final answer
    x = 6,922.00

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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.