Home / 2,464.58-3,399.79-1,666.85

Finding the Fourth Proportional to 2,464.58, 3,399.79 and 1,666.85

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Solution

The fourth proportional to 2,464.58, 3,399.79 and 1,666.85 is: 2,299.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,464.58 : 3,399.79 = 1,666.85 : x
  2. Step 2: Convert to fraction form
    2,464.58/3,399.79 = 1,666.85/x
  3. Step 3: Cross multiply
    2,464.58x = 3,399.79 × 1,666.85
  4. Step 4: Simplify right side
    2,464.58x = 5,666,931.63
  5. Step 5: Solve for x
    x = 5,666,931.63/2,464.58
  6. Step 6: Final answer
    x = 2,299.35

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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.