Home / 10,698.54-14,769.81-6,450.69

Finding the Fourth Proportional to 10,698.54, 14,769.81 and 6,450.69

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Solution

The fourth proportional to 10,698.54, 14,769.81 and 6,450.69 is: 8,905.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,698.54 : 14,769.81 = 6,450.69 : x
  2. Step 2: Convert to fraction form
    10,698.54/14,769.81 = 6,450.69/x
  3. Step 3: Cross multiply
    10,698.54x = 14,769.81 × 6,450.69
  4. Step 4: Simplify right side
    10,698.54x = 95,275,433.42
  5. Step 5: Solve for x
    x = 95,275,433.42/10,698.54
  6. Step 6: Final answer
    x = 8,905.47

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.