Home / 11,277.63-15,561.93-6,241.05

Finding the Fourth Proportional to 11,277.63, 15,561.93 and 6,241.05

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Solution

The fourth proportional to 11,277.63, 15,561.93 and 6,241.05 is: 8,611.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,277.63 : 15,561.93 = 6,241.05 : x
  2. Step 2: Convert to fraction form
    11,277.63/15,561.93 = 6,241.05/x
  3. Step 3: Cross multiply
    11,277.63x = 15,561.93 × 6,241.05
  4. Step 4: Simplify right side
    11,277.63x = 97,122,783.23
  5. Step 5: Solve for x
    x = 97,122,783.23/11,277.63
  6. Step 6: Final answer
    x = 8,611.99

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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.