Home / 9,298.55-13,938.40-5,583.38

Finding the Fourth Proportional to 9,298.55, 13,938.40 and 5,583.38

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Solution

The fourth proportional to 9,298.55, 13,938.40 and 5,583.38 is: 8,369.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,298.55 : 13,938.40 = 5,583.38 : x
  2. Step 2: Convert to fraction form
    9,298.55/13,938.40 = 5,583.38/x
  3. Step 3: Cross multiply
    9,298.55x = 13,938.40 × 5,583.38
  4. Step 4: Simplify right side
    9,298.55x = 77,823,383.79
  5. Step 5: Solve for x
    x = 77,823,383.79/9,298.55
  6. Step 6: Final answer
    x = 8,369.41

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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.