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Finding the Fourth Proportional to 6,009.70, 8,993.88 and 4,148.32

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Solution

The fourth proportional to 6,009.70, 8,993.88 and 4,148.32 is: 6,208.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,009.70 : 8,993.88 = 4,148.32 : x
  2. Step 2: Convert to fraction form
    6,009.70/8,993.88 = 4,148.32/x
  3. Step 3: Cross multiply
    6,009.70x = 8,993.88 × 4,148.32
  4. Step 4: Simplify right side
    6,009.70x = 37,309,492.28
  5. Step 5: Solve for x
    x = 37,309,492.28/6,009.70
  6. Step 6: Final answer
    x = 6,208.21

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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.