Home / 7,769.69-10,722.33-4,232.89

Finding the Fourth Proportional to 7,769.69, 10,722.33 and 4,232.89

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Solution

The fourth proportional to 7,769.69, 10,722.33 and 4,232.89 is: 5,841.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,769.69 : 10,722.33 = 4,232.89 : x
  2. Step 2: Convert to fraction form
    7,769.69/10,722.33 = 4,232.89/x
  3. Step 3: Cross multiply
    7,769.69x = 10,722.33 × 4,232.89
  4. Step 4: Simplify right side
    7,769.69x = 45,386,416.63
  5. Step 5: Solve for x
    x = 45,386,416.63/7,769.69
  6. Step 6: Final answer
    x = 5,841.47

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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.