Home / 4,451.10-6,140.58-2,681.69

Finding the Fourth Proportional to 4,451.10, 6,140.58 and 2,681.69

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Solution

The fourth proportional to 4,451.10, 6,140.58 and 2,681.69 is: 3,699.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,451.10 : 6,140.58 = 2,681.69 : x
  2. Step 2: Convert to fraction form
    4,451.10/6,140.58 = 2,681.69/x
  3. Step 3: Cross multiply
    4,451.10x = 6,140.58 × 2,681.69
  4. Step 4: Simplify right side
    4,451.10x = 16,467,101.28
  5. Step 5: Solve for x
    x = 16,467,101.28/4,451.10
  6. Step 6: Final answer
    x = 3,699.56

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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.