Home / 11,530.42-15,912.96-6,495.63

Finding the Fourth Proportional to 11,530.42, 15,912.96 and 6,495.63

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Solution

The fourth proportional to 11,530.42, 15,912.96 and 6,495.63 is: 8,964.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,530.42 : 15,912.96 = 6,495.63 : x
  2. Step 2: Convert to fraction form
    11,530.42/15,912.96 = 6,495.63/x
  3. Step 3: Cross multiply
    11,530.42x = 15,912.96 × 6,495.63
  4. Step 4: Simplify right side
    11,530.42x = 103,364,616.33
  5. Step 5: Solve for x
    x = 103,364,616.33/11,530.42
  6. Step 6: Final answer
    x = 8,964.52

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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.