Home / 5,556.48-7,667.90-3,038.58

Finding the Fourth Proportional to 5,556.48, 7,667.90 and 3,038.58

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Solution

The fourth proportional to 5,556.48, 7,667.90 and 3,038.58 is: 4,193.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,556.48 : 7,667.90 = 3,038.58 : x
  2. Step 2: Convert to fraction form
    5,556.48/7,667.90 = 3,038.58/x
  3. Step 3: Cross multiply
    5,556.48x = 7,667.90 × 3,038.58
  4. Step 4: Simplify right side
    5,556.48x = 23,299,527.58
  5. Step 5: Solve for x
    x = 23,299,527.58/5,556.48
  6. Step 6: Final answer
    x = 4,193.22

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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.