Home / 10,388.08-15,582.08-2,596.88

Finding the Fourth Proportional to 10,388.08, 15,582.08 and 2,596.88

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Solution

The fourth proportional to 10,388.08, 15,582.08 and 2,596.88 is: 3,895.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,388.08 : 15,582.08 = 2,596.88 : x
  2. Step 2: Convert to fraction form
    10,388.08/15,582.08 = 2,596.88/x
  3. Step 3: Cross multiply
    10,388.08x = 15,582.08 × 2,596.88
  4. Step 4: Simplify right side
    10,388.08x = 40,464,791.91
  5. Step 5: Solve for x
    x = 40,464,791.91/10,388.08
  6. Step 6: Final answer
    x = 3,895.31

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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.