Home / 11,280.02-16,918.67-2,960.68

Finding the Fourth Proportional to 11,280.02, 16,918.67 and 2,960.68

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Solution

The fourth proportional to 11,280.02, 16,918.67 and 2,960.68 is: 4,440.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,280.02 : 16,918.67 = 2,960.68 : x
  2. Step 2: Convert to fraction form
    11,280.02/16,918.67 = 2,960.68/x
  3. Step 3: Cross multiply
    11,280.02x = 16,918.67 × 2,960.68
  4. Step 4: Simplify right side
    11,280.02x = 50,090,733.00
  5. Step 5: Solve for x
    x = 50,090,733.00/11,280.02
  6. Step 6: Final answer
    x = 4,440.66

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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.