Home / 6,809.40-10,214.10-4,476.60

Finding the Fourth Proportional to 6,809.40, 10,214.10 and 4,476.60

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Solution

The fourth proportional to 6,809.40, 10,214.10 and 4,476.60 is: 6,714.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,809.40 : 10,214.10 = 4,476.60 : x
  2. Step 2: Convert to fraction form
    6,809.40/10,214.10 = 4,476.60/x
  3. Step 3: Cross multiply
    6,809.40x = 10,214.10 × 4,476.60
  4. Step 4: Simplify right side
    6,809.40x = 45,724,440.06
  5. Step 5: Solve for x
    x = 45,724,440.06/6,809.40
  6. Step 6: Final answer
    x = 6,714.90

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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.