Home / 7,783.08-10,740.69-4,246.29

Finding the Fourth Proportional to 7,783.08, 10,740.69 and 4,246.29

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Solution

The fourth proportional to 7,783.08, 10,740.69 and 4,246.29 is: 5,859.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,783.08 : 10,740.69 = 4,246.29 : x
  2. Step 2: Convert to fraction form
    7,783.08/10,740.69 = 4,246.29/x
  3. Step 3: Cross multiply
    7,783.08x = 10,740.69 × 4,246.29
  4. Step 4: Simplify right side
    7,783.08x = 45,608,084.54
  5. Step 5: Solve for x
    x = 45,608,084.54/7,783.08
  6. Step 6: Final answer
    x = 5,859.90

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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.