Home / 11,630.57-16,053.12-6,597.78

Finding the Fourth Proportional to 11,630.57, 16,053.12 and 6,597.78

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Solution

The fourth proportional to 11,630.57, 16,053.12 and 6,597.78 is: 9,106.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,630.57 : 16,053.12 = 6,597.78 : x
  2. Step 2: Convert to fraction form
    11,630.57/16,053.12 = 6,597.78/x
  3. Step 3: Cross multiply
    11,630.57x = 16,053.12 × 6,597.78
  4. Step 4: Simplify right side
    11,630.57x = 105,914,954.07
  5. Step 5: Solve for x
    x = 105,914,954.07/11,630.57
  6. Step 6: Final answer
    x = 9,106.60

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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.