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Finding the Fourth Proportional to 6,998.85, 10,498.47 and 1,804.72

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Solution

The fourth proportional to 6,998.85, 10,498.47 and 1,804.72 is: 2,707.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,998.85 : 10,498.47 = 1,804.72 : x
  2. Step 2: Convert to fraction form
    6,998.85/10,498.47 = 1,804.72/x
  3. Step 3: Cross multiply
    6,998.85x = 10,498.47 × 1,804.72
  4. Step 4: Simplify right side
    6,998.85x = 18,946,798.78
  5. Step 5: Solve for x
    x = 18,946,798.78/6,998.85
  6. Step 6: Final answer
    x = 2,707.13

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.