Home / 11,449.93-15,801.50-6,415.27

Finding the Fourth Proportional to 11,449.93, 15,801.50 and 6,415.27

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Solution

The fourth proportional to 11,449.93, 15,801.50 and 6,415.27 is: 8,853.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,449.93 : 15,801.50 = 6,415.27 : x
  2. Step 2: Convert to fraction form
    11,449.93/15,801.50 = 6,415.27/x
  3. Step 3: Cross multiply
    11,449.93x = 15,801.50 × 6,415.27
  4. Step 4: Simplify right side
    11,449.93x = 101,370,888.91
  5. Step 5: Solve for x
    x = 101,370,888.91/11,449.93
  6. Step 6: Final answer
    x = 8,853.41

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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.