Home / 9,328.98-13,986.81-4,396.02

Finding the Fourth Proportional to 9,328.98, 13,986.81 and 4,396.02

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Solution

The fourth proportional to 9,328.98, 13,986.81 and 4,396.02 is: 6,590.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,328.98 : 13,986.81 = 4,396.02 : x
  2. Step 2: Convert to fraction form
    9,328.98/13,986.81 = 4,396.02/x
  3. Step 3: Cross multiply
    9,328.98x = 13,986.81 × 4,396.02
  4. Step 4: Simplify right side
    9,328.98x = 61,486,296.50
  5. Step 5: Solve for x
    x = 61,486,296.50/9,328.98
  6. Step 6: Final answer
    x = 6,590.89

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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.