Home / 9,926.08-14,880-3,681.28

Finding the Fourth Proportional to 9,926.08, 14,880 and 3,681.28

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Solution

The fourth proportional to 9,926.08, 14,880 and 3,681.28 is: 5,518.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,926.08 : 14,880 = 3,681.28 : x
  2. Step 2: Convert to fraction form
    9,926.08/14,880 = 3,681.28/x
  3. Step 3: Cross multiply
    9,926.08x = 14,880 × 3,681.28
  4. Step 4: Simplify right side
    9,926.08x = 54,777,446.40
  5. Step 5: Solve for x
    x = 54,777,446.40/9,926.08
  6. Step 6: Final answer
    x = 5,518.54

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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.