Home / 8,926.84-13,392.06-2,686.60

Finding the Fourth Proportional to 8,926.84, 13,392.06 and 2,686.60

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Solution

The fourth proportional to 8,926.84, 13,392.06 and 2,686.60 is: 4,030.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,926.84 : 13,392.06 = 2,686.60 : x
  2. Step 2: Convert to fraction form
    8,926.84/13,392.06 = 2,686.60/x
  3. Step 3: Cross multiply
    8,926.84x = 13,392.06 × 2,686.60
  4. Step 4: Simplify right side
    8,926.84x = 35,979,108.40
  5. Step 5: Solve for x
    x = 35,979,108.40/8,926.84
  6. Step 6: Final answer
    x = 4,030.44

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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.