Home / 7,783.09-10,740.66-4,246.33

Finding the Fourth Proportional to 7,783.09, 10,740.66 and 4,246.33

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Solution

The fourth proportional to 7,783.09, 10,740.66 and 4,246.33 is: 5,859.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,783.09 : 10,740.66 = 4,246.33 : x
  2. Step 2: Convert to fraction form
    7,783.09/10,740.66 = 4,246.33/x
  3. Step 3: Cross multiply
    7,783.09x = 10,740.66 × 4,246.33
  4. Step 4: Simplify right side
    7,783.09x = 45,608,386.78
  5. Step 5: Solve for x
    x = 45,608,386.78/7,783.09
  6. Step 6: Final answer
    x = 5,859.93

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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.