Home / 5,829.60-8,045.01-3,177.21

Finding the Fourth Proportional to 5,829.60, 8,045.01 and 3,177.21

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Solution

The fourth proportional to 5,829.60, 8,045.01 and 3,177.21 is: 4,384.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,829.60 : 8,045.01 = 3,177.21 : x
  2. Step 2: Convert to fraction form
    5,829.60/8,045.01 = 3,177.21/x
  3. Step 3: Cross multiply
    5,829.60x = 8,045.01 × 3,177.21
  4. Step 4: Simplify right side
    5,829.60x = 25,560,686.22
  5. Step 5: Solve for x
    x = 25,560,686.22/5,829.60
  6. Step 6: Final answer
    x = 4,384.64

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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.