Home / 5,820-8,031.52-3,462.08

Finding the Fourth Proportional to 5,820, 8,031.52 and 3,462.08

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Solution

The fourth proportional to 5,820, 8,031.52 and 3,462.08 is: 4,777.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,820 : 8,031.52 = 3,462.08 : x
  2. Step 2: Convert to fraction form
    5,820/8,031.52 = 3,462.08/x
  3. Step 3: Cross multiply
    5,820x = 8,031.52 × 3,462.08
  4. Step 4: Simplify right side
    5,820x = 27,805,764.76
  5. Step 5: Solve for x
    x = 27,805,764.76/5,820
  6. Step 6: Final answer
    x = 4,777.62

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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.