Home / 4,385.34-6,574.77-2,653.56

Finding the Fourth Proportional to 4,385.34, 6,574.77 and 2,653.56

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Solution

The fourth proportional to 4,385.34, 6,574.77 and 2,653.56 is: 3,978.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,385.34 : 6,574.77 = 2,653.56 : x
  2. Step 2: Convert to fraction form
    4,385.34/6,574.77 = 2,653.56/x
  3. Step 3: Cross multiply
    4,385.34x = 6,574.77 × 2,653.56
  4. Step 4: Simplify right side
    4,385.34x = 17,446,546.68
  5. Step 5: Solve for x
    x = 17,446,546.68/4,385.34
  6. Step 6: Final answer
    x = 3,978.38

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.