Home / 3,642.63-5,455.94-3,010.77

Finding the Fourth Proportional to 3,642.63, 5,455.94 and 3,010.77

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Solution

The fourth proportional to 3,642.63, 5,455.94 and 3,010.77 is: 4,509.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,642.63 : 5,455.94 = 3,010.77 : x
  2. Step 2: Convert to fraction form
    3,642.63/5,455.94 = 3,010.77/x
  3. Step 3: Cross multiply
    3,642.63x = 5,455.94 × 3,010.77
  4. Step 4: Simplify right side
    3,642.63x = 16,426,580.47
  5. Step 5: Solve for x
    x = 16,426,580.47/3,642.63
  6. Step 6: Final answer
    x = 4,509.54

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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.