Home / 5,783.08-7,980.66-3,299.08

Finding the Fourth Proportional to 5,783.08, 7,980.66 and 3,299.08

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Solution

The fourth proportional to 5,783.08, 7,980.66 and 3,299.08 is: 4,552.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,783.08 : 7,980.66 = 3,299.08 : x
  2. Step 2: Convert to fraction form
    5,783.08/7,980.66 = 3,299.08/x
  3. Step 3: Cross multiply
    5,783.08x = 7,980.66 × 3,299.08
  4. Step 4: Simplify right side
    5,783.08x = 26,328,835.79
  5. Step 5: Solve for x
    x = 26,328,835.79/5,783.08
  6. Step 6: Final answer
    x = 4,552.74

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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.