Home / 11,808.80-16,296.60-6,503.52

Finding the Fourth Proportional to 11,808.80, 16,296.60 and 6,503.52

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Solution

The fourth proportional to 11,808.80, 16,296.60 and 6,503.52 is: 8,975.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,808.80 : 16,296.60 = 6,503.52 : x
  2. Step 2: Convert to fraction form
    11,808.80/16,296.60 = 6,503.52/x
  3. Step 3: Cross multiply
    11,808.80x = 16,296.60 × 6,503.52
  4. Step 4: Simplify right side
    11,808.80x = 105,985,264.03
  5. Step 5: Solve for x
    x = 105,985,264.03/11,808.80
  6. Step 6: Final answer
    x = 8,975.11

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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.