Home / 8,926.47-13,387.97-6,564.51

Finding the Fourth Proportional to 8,926.47, 13,387.97 and 6,564.51

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Solution

The fourth proportional to 8,926.47, 13,387.97 and 6,564.51 is: 9,845.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,926.47 : 13,387.97 = 6,564.51 : x
  2. Step 2: Convert to fraction form
    8,926.47/13,387.97 = 6,564.51/x
  3. Step 3: Cross multiply
    8,926.47x = 13,387.97 × 6,564.51
  4. Step 4: Simplify right side
    8,926.47x = 87,885,430.12
  5. Step 5: Solve for x
    x = 87,885,430.12/8,926.47
  6. Step 6: Final answer
    x = 9,845.49

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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.