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Finding the Fourth Proportional to 6,713.22, 10,068.90 and 1,783.26

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Solution

The fourth proportional to 6,713.22, 10,068.90 and 1,783.26 is: 2,674.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,713.22 : 10,068.90 = 1,783.26 : x
  2. Step 2: Convert to fraction form
    6,713.22/10,068.90 = 1,783.26/x
  3. Step 3: Cross multiply
    6,713.22x = 10,068.90 × 1,783.26
  4. Step 4: Simplify right side
    6,713.22x = 17,955,466.61
  5. Step 5: Solve for x
    x = 17,955,466.61/6,713.22
  6. Step 6: Final answer
    x = 2,674.64

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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.