Home / 5,820.40-8,031.54-3,462.22

Finding the Fourth Proportional to 5,820.40, 8,031.54 and 3,462.22

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Solution

The fourth proportional to 5,820.40, 8,031.54 and 3,462.22 is: 4,777.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,820.40 : 8,031.54 = 3,462.22 : x
  2. Step 2: Convert to fraction form
    5,820.40/8,031.54 = 3,462.22/x
  3. Step 3: Cross multiply
    5,820.40x = 8,031.54 × 3,462.22
  4. Step 4: Simplify right side
    5,820.40x = 27,806,958.42
  5. Step 5: Solve for x
    x = 27,806,958.42/5,820.40
  6. Step 6: Final answer
    x = 4,777.50

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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.