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Finding the Fourth Proportional to 6,325.32, 9,483.48 and 1,940.43

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Solution

The fourth proportional to 6,325.32, 9,483.48 and 1,940.43 is: 2,909.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,325.32 : 9,483.48 = 1,940.43 : x
  2. Step 2: Convert to fraction form
    6,325.32/9,483.48 = 1,940.43/x
  3. Step 3: Cross multiply
    6,325.32x = 9,483.48 × 1,940.43
  4. Step 4: Simplify right side
    6,325.32x = 18,402,029.10
  5. Step 5: Solve for x
    x = 18,402,029.10/6,325.32
  6. Step 6: Final answer
    x = 2,909.26

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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.