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Finding the Fourth Proportional to 6,969.84, 10,451.48 and 4,048.96

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Solution

The fourth proportional to 6,969.84, 10,451.48 and 4,048.96 is: 6,071.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,969.84 : 10,451.48 = 4,048.96 : x
  2. Step 2: Convert to fraction form
    6,969.84/10,451.48 = 4,048.96/x
  3. Step 3: Cross multiply
    6,969.84x = 10,451.48 × 4,048.96
  4. Step 4: Simplify right side
    6,969.84x = 42,317,624.46
  5. Step 5: Solve for x
    x = 42,317,624.46/6,969.84
  6. Step 6: Final answer
    x = 6,071.53

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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.