Home / 8,934.84-13,389.44-5,031

Finding the Fourth Proportional to 8,934.84, 13,389.44 and 5,031

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Solution

The fourth proportional to 8,934.84, 13,389.44 and 5,031 is: 7,539.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,934.84 : 13,389.44 = 5,031 : x
  2. Step 2: Convert to fraction form
    8,934.84/13,389.44 = 5,031/x
  3. Step 3: Cross multiply
    8,934.84x = 13,389.44 × 5,031
  4. Step 4: Simplify right side
    8,934.84x = 67,362,272.64
  5. Step 5: Solve for x
    x = 67,362,272.64/8,934.84
  6. Step 6: Final answer
    x = 7,539.28

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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.