Home / 5,820.60-8,031.66-3,461.88

Finding the Fourth Proportional to 5,820.60, 8,031.66 and 3,461.88

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Solution

The fourth proportional to 5,820.60, 8,031.66 and 3,461.88 is: 4,776.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,820.60 : 8,031.66 = 3,461.88 : x
  2. Step 2: Convert to fraction form
    5,820.60/8,031.66 = 3,461.88/x
  3. Step 3: Cross multiply
    5,820.60x = 8,031.66 × 3,461.88
  4. Step 4: Simplify right side
    5,820.60x = 27,804,643.12
  5. Step 5: Solve for x
    x = 27,804,643.12/5,820.60
  6. Step 6: Final answer
    x = 4,776.94

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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.