Home / 5,818.89-8,030.18-3,166.32

Finding the Fourth Proportional to 5,818.89, 8,030.18 and 3,166.32

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Solution

The fourth proportional to 5,818.89, 8,030.18 and 3,166.32 is: 4,369.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,818.89 : 8,030.18 = 3,166.32 : x
  2. Step 2: Convert to fraction form
    5,818.89/8,030.18 = 3,166.32/x
  3. Step 3: Cross multiply
    5,818.89x = 8,030.18 × 3,166.32
  4. Step 4: Simplify right side
    5,818.89x = 25,426,119.54
  5. Step 5: Solve for x
    x = 25,426,119.54/5,818.89
  6. Step 6: Final answer
    x = 4,369.58

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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.