Home / 11,118.12-16,671.02-4,548.93

Finding the Fourth Proportional to 11,118.12, 16,671.02 and 4,548.93

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Solution

The fourth proportional to 11,118.12, 16,671.02 and 4,548.93 is: 6,820.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,118.12 : 16,671.02 = 4,548.93 : x
  2. Step 2: Convert to fraction form
    11,118.12/16,671.02 = 4,548.93/x
  3. Step 3: Cross multiply
    11,118.12x = 16,671.02 × 4,548.93
  4. Step 4: Simplify right side
    11,118.12x = 75,835,280.26
  5. Step 5: Solve for x
    x = 75,835,280.26/11,118.12
  6. Step 6: Final answer
    x = 6,820.87

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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.