Home / 6,389.04-9,584.28-2,005.32

Finding the Fourth Proportional to 6,389.04, 9,584.28 and 2,005.32

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Solution

The fourth proportional to 6,389.04, 9,584.28 and 2,005.32 is: 3,008.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,389.04 : 9,584.28 = 2,005.32 : x
  2. Step 2: Convert to fraction form
    6,389.04/9,584.28 = 2,005.32/x
  3. Step 3: Cross multiply
    6,389.04x = 9,584.28 × 2,005.32
  4. Step 4: Simplify right side
    6,389.04x = 19,219,548.37
  5. Step 5: Solve for x
    x = 19,219,548.37/6,389.04
  6. Step 6: Final answer
    x = 3,008.21

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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.