Home / 5,556.84-7,667.43-3,430.68

Finding the Fourth Proportional to 5,556.84, 7,667.43 and 3,430.68

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Solution

The fourth proportional to 5,556.84, 7,667.43 and 3,430.68 is: 4,733.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,556.84 : 7,667.43 = 3,430.68 : x
  2. Step 2: Convert to fraction form
    5,556.84/7,667.43 = 3,430.68/x
  3. Step 3: Cross multiply
    5,556.84x = 7,667.43 × 3,430.68
  4. Step 4: Simplify right side
    5,556.84x = 26,304,498.75
  5. Step 5: Solve for x
    x = 26,304,498.75/5,556.84
  6. Step 6: Final answer
    x = 4,733.72

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Double scale
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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.