Home / 4,435.86-6,119.55-2,666.45

Finding the Fourth Proportional to 4,435.86, 6,119.55 and 2,666.45

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Solution

The fourth proportional to 4,435.86, 6,119.55 and 2,666.45 is: 3,678.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,435.86 : 6,119.55 = 2,666.45 : x
  2. Step 2: Convert to fraction form
    4,435.86/6,119.55 = 2,666.45/x
  3. Step 3: Cross multiply
    4,435.86x = 6,119.55 × 2,666.45
  4. Step 4: Simplify right side
    4,435.86x = 16,317,474.10
  5. Step 5: Solve for x
    x = 16,317,474.10/4,435.86
  6. Step 6: Final answer
    x = 3,678.54

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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.