Home / 11,559.21-15,951.71-6,254.03

Finding the Fourth Proportional to 11,559.21, 15,951.71 and 6,254.03

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Solution

The fourth proportional to 11,559.21, 15,951.71 and 6,254.03 is: 8,630.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,559.21 : 15,951.71 = 6,254.03 : x
  2. Step 2: Convert to fraction form
    11,559.21/15,951.71 = 6,254.03/x
  3. Step 3: Cross multiply
    11,559.21x = 15,951.71 × 6,254.03
  4. Step 4: Simplify right side
    11,559.21x = 99,762,361.86
  5. Step 5: Solve for x
    x = 99,762,361.86/11,559.21
  6. Step 6: Final answer
    x = 8,630.55

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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.