Home / 11,205.07-16,808.48-2,885.17

Finding the Fourth Proportional to 11,205.07, 16,808.48 and 2,885.17

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Solution

The fourth proportional to 11,205.07, 16,808.48 and 2,885.17 is: 4,327.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,205.07 : 16,808.48 = 2,885.17 : x
  2. Step 2: Convert to fraction form
    11,205.07/16,808.48 = 2,885.17/x
  3. Step 3: Cross multiply
    11,205.07x = 16,808.48 × 2,885.17
  4. Step 4: Simplify right side
    11,205.07x = 48,495,322.24
  5. Step 5: Solve for x
    x = 48,495,322.24/11,205.07
  6. Step 6: Final answer
    x = 4,327.98

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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.