Home / 11,808.54-16,295.58-6,503.31

Finding the Fourth Proportional to 11,808.54, 16,295.58 and 6,503.31

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Solution

The fourth proportional to 11,808.54, 16,295.58 and 6,503.31 is: 8,974.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,808.54 : 16,295.58 = 6,503.31 : x
  2. Step 2: Convert to fraction form
    11,808.54/16,295.58 = 6,503.31/x
  3. Step 3: Cross multiply
    11,808.54x = 16,295.58 × 6,503.31
  4. Step 4: Simplify right side
    11,808.54x = 105,975,208.37
  5. Step 5: Solve for x
    x = 105,975,208.37/11,808.54
  6. Step 6: Final answer
    x = 8,974.45

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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.