Home / 8,864.19-13,298.31-2,943

Finding the Fourth Proportional to 8,864.19, 13,298.31 and 2,943

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Solution

The fourth proportional to 8,864.19, 13,298.31 and 2,943 is: 4,415.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,864.19 : 13,298.31 = 2,943 : x
  2. Step 2: Convert to fraction form
    8,864.19/13,298.31 = 2,943/x
  3. Step 3: Cross multiply
    8,864.19x = 13,298.31 × 2,943
  4. Step 4: Simplify right side
    8,864.19x = 39,136,926.33
  5. Step 5: Solve for x
    x = 39,136,926.33/8,864.19
  6. Step 6: Final answer
    x = 4,415.17

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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.