Home / 5,818.99-8,030.12-3,166.37

Finding the Fourth Proportional to 5,818.99, 8,030.12 and 3,166.37

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Solution

The fourth proportional to 5,818.99, 8,030.12 and 3,166.37 is: 4,369.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,818.99 : 8,030.12 = 3,166.37 : x
  2. Step 2: Convert to fraction form
    5,818.99/8,030.12 = 3,166.37/x
  3. Step 3: Cross multiply
    5,818.99x = 8,030.12 × 3,166.37
  4. Step 4: Simplify right side
    5,818.99x = 25,426,335.31
  5. Step 5: Solve for x
    x = 25,426,335.31/5,818.99
  6. Step 6: Final answer
    x = 4,369.55

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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.