Home / 6,508.04-8,980.74-3,818.87

Finding the Fourth Proportional to 6,508.04, 8,980.74 and 3,818.87

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Solution

The fourth proportional to 6,508.04, 8,980.74 and 3,818.87 is: 5,269.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,508.04 : 8,980.74 = 3,818.87 : x
  2. Step 2: Convert to fraction form
    6,508.04/8,980.74 = 3,818.87/x
  3. Step 3: Cross multiply
    6,508.04x = 8,980.74 × 3,818.87
  4. Step 4: Simplify right side
    6,508.04x = 34,296,233.66
  5. Step 5: Solve for x
    x = 34,296,233.66/6,508.04
  6. Step 6: Final answer
    x = 5,269.83

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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.