Home / 5,475.84-7,556.69-3,117.99

Finding the Fourth Proportional to 5,475.84, 7,556.69 and 3,117.99

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Solution

The fourth proportional to 5,475.84, 7,556.69 and 3,117.99 is: 4,302.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,475.84 : 7,556.69 = 3,117.99 : x
  2. Step 2: Convert to fraction form
    5,475.84/7,556.69 = 3,117.99/x
  3. Step 3: Cross multiply
    5,475.84x = 7,556.69 × 3,117.99
  4. Step 4: Simplify right side
    5,475.84x = 23,561,668.26
  5. Step 5: Solve for x
    x = 23,561,668.26/5,475.84
  6. Step 6: Final answer
    x = 4,302.84

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.