Home / 11,083.02-16,602.65-8,312.82

Finding the Fourth Proportional to 11,083.02, 16,602.65 and 8,312.82

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Solution

The fourth proportional to 11,083.02, 16,602.65 and 8,312.82 is: 12,452.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,083.02 : 16,602.65 = 8,312.82 : x
  2. Step 2: Convert to fraction form
    11,083.02/16,602.65 = 8,312.82/x
  3. Step 3: Cross multiply
    11,083.02x = 16,602.65 × 8,312.82
  4. Step 4: Simplify right side
    11,083.02x = 138,014,840.97
  5. Step 5: Solve for x
    x = 138,014,840.97/11,083.02
  6. Step 6: Final answer
    x = 12,452.82

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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.