Home / 9,180.42-13,770.77-2,606.63

Finding the Fourth Proportional to 9,180.42, 13,770.77 and 2,606.63

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Solution

The fourth proportional to 9,180.42, 13,770.77 and 2,606.63 is: 3,909.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,180.42 : 13,770.77 = 2,606.63 : x
  2. Step 2: Convert to fraction form
    9,180.42/13,770.77 = 2,606.63/x
  3. Step 3: Cross multiply
    9,180.42x = 13,770.77 × 2,606.63
  4. Step 4: Simplify right side
    9,180.42x = 35,895,220.32
  5. Step 5: Solve for x
    x = 35,895,220.32/9,180.42
  6. Step 6: Final answer
    x = 3,909.98

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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.