Home / 4,031.58-5,567.81-2,775.89

Finding the Fourth Proportional to 4,031.58, 5,567.81 and 2,775.89

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Solution

The fourth proportional to 4,031.58, 5,567.81 and 2,775.89 is: 3,833.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,031.58 : 5,567.81 = 2,775.89 : x
  2. Step 2: Convert to fraction form
    4,031.58/5,567.81 = 2,775.89/x
  3. Step 3: Cross multiply
    4,031.58x = 5,567.81 × 2,775.89
  4. Step 4: Simplify right side
    4,031.58x = 15,455,586.38
  5. Step 5: Solve for x
    x = 15,455,586.38/4,031.58
  6. Step 6: Final answer
    x = 3,833.63

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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.