Home / 9,747.84-13,452.10-5,556.36

Finding the Fourth Proportional to 9,747.84, 13,452.10 and 5,556.36

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Solution

The fourth proportional to 9,747.84, 13,452.10 and 5,556.36 is: 7,667.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,747.84 : 13,452.10 = 5,556.36 : x
  2. Step 2: Convert to fraction form
    9,747.84/13,452.10 = 5,556.36/x
  3. Step 3: Cross multiply
    9,747.84x = 13,452.10 × 5,556.36
  4. Step 4: Simplify right side
    9,747.84x = 74,744,710.36
  5. Step 5: Solve for x
    x = 74,744,710.36/9,747.84
  6. Step 6: Final answer
    x = 7,667.82

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1.5x scale

Why These Related Problems?

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