Home / 11,280.09-16,925.43-5,039.52

Finding the Fourth Proportional to 11,280.09, 16,925.43 and 5,039.52

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Solution

The fourth proportional to 11,280.09, 16,925.43 and 5,039.52 is: 7,561.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,280.09 : 16,925.43 = 5,039.52 : x
  2. Step 2: Convert to fraction form
    11,280.09/16,925.43 = 5,039.52/x
  3. Step 3: Cross multiply
    11,280.09x = 16,925.43 × 5,039.52
  4. Step 4: Simplify right side
    11,280.09x = 85,296,042.99
  5. Step 5: Solve for x
    x = 85,296,042.99/11,280.09
  6. Step 6: Final answer
    x = 7,561.65

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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.