Home / 8,926.48-13,392.40-2,686.56

Finding the Fourth Proportional to 8,926.48, 13,392.40 and 2,686.56

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Solution

The fourth proportional to 8,926.48, 13,392.40 and 2,686.56 is: 4,030.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,926.48 : 13,392.40 = 2,686.56 : x
  2. Step 2: Convert to fraction form
    8,926.48/13,392.40 = 2,686.56/x
  3. Step 3: Cross multiply
    8,926.48x = 13,392.40 × 2,686.56
  4. Step 4: Simplify right side
    8,926.48x = 35,979,486.14
  5. Step 5: Solve for x
    x = 35,979,486.14/8,926.48
  6. Step 6: Final answer
    x = 4,030.65

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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.