Home / 7,189.24-10,784.93-3,681.24

Finding the Fourth Proportional to 7,189.24, 10,784.93 and 3,681.24

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Solution

The fourth proportional to 7,189.24, 10,784.93 and 3,681.24 is: 5,522.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,189.24 : 10,784.93 = 3,681.24 : x
  2. Step 2: Convert to fraction form
    7,189.24/10,784.93 = 3,681.24/x
  3. Step 3: Cross multiply
    7,189.24x = 10,784.93 × 3,681.24
  4. Step 4: Simplify right side
    7,189.24x = 39,701,915.71
  5. Step 5: Solve for x
    x = 39,701,915.71/7,189.24
  6. Step 6: Final answer
    x = 5,522.41

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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.