Home / 11,745.02-16,210.19-7,029.29

Finding the Fourth Proportional to 11,745.02, 16,210.19 and 7,029.29

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Solution

The fourth proportional to 11,745.02, 16,210.19 and 7,029.29 is: 9,701.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,745.02 : 16,210.19 = 7,029.29 : x
  2. Step 2: Convert to fraction form
    11,745.02/16,210.19 = 7,029.29/x
  3. Step 3: Cross multiply
    11,745.02x = 16,210.19 × 7,029.29
  4. Step 4: Simplify right side
    11,745.02x = 113,946,062.99
  5. Step 5: Solve for x
    x = 113,946,062.99/11,745.02
  6. Step 6: Final answer
    x = 9,701.65

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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.