Home / 12,280.08-16,945.77-7,244.52

Finding the Fourth Proportional to 12,280.08, 16,945.77 and 7,244.52

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Solution

The fourth proportional to 12,280.08, 16,945.77 and 7,244.52 is: 9,997.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,280.08 : 16,945.77 = 7,244.52 : x
  2. Step 2: Convert to fraction form
    12,280.08/16,945.77 = 7,244.52/x
  3. Step 3: Cross multiply
    12,280.08x = 16,945.77 × 7,244.52
  4. Step 4: Simplify right side
    12,280.08x = 122,763,969.68
  5. Step 5: Solve for x
    x = 122,763,969.68/12,280.08
  6. Step 6: Final answer
    x = 9,997.00

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.