Home / 11,274.54-15,559.84-6,558.50

Finding the Fourth Proportional to 11,274.54, 15,559.84 and 6,558.50

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Solution

The fourth proportional to 11,274.54, 15,559.84 and 6,558.50 is: 9,051.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,274.54 : 15,559.84 = 6,558.50 : x
  2. Step 2: Convert to fraction form
    11,274.54/15,559.84 = 6,558.50/x
  3. Step 3: Cross multiply
    11,274.54x = 15,559.84 × 6,558.50
  4. Step 4: Simplify right side
    11,274.54x = 102,049,210.64
  5. Step 5: Solve for x
    x = 102,049,210.64/11,274.54
  6. Step 6: Final answer
    x = 9,051.30

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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.