Home / 7,783.11-10,740.69-4,246.34

Finding the Fourth Proportional to 7,783.11, 10,740.69 and 4,246.34

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Solution

The fourth proportional to 7,783.11, 10,740.69 and 4,246.34 is: 5,859.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,783.11 : 10,740.69 = 4,246.34 : x
  2. Step 2: Convert to fraction form
    7,783.11/10,740.69 = 4,246.34/x
  3. Step 3: Cross multiply
    7,783.11x = 10,740.69 × 4,246.34
  4. Step 4: Simplify right side
    7,783.11x = 45,608,567.87
  5. Step 5: Solve for x
    x = 45,608,567.87/7,783.11
  6. Step 6: Final answer
    x = 5,859.94

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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.