Home / 3,950.08-5,460.96-3,457.60

Finding the Fourth Proportional to 3,950.08, 5,460.96 and 3,457.60

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Solution

The fourth proportional to 3,950.08, 5,460.96 and 3,457.60 is: 4,780.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,950.08 : 5,460.96 = 3,457.60 : x
  2. Step 2: Convert to fraction form
    3,950.08/5,460.96 = 3,457.60/x
  3. Step 3: Cross multiply
    3,950.08x = 5,460.96 × 3,457.60
  4. Step 4: Simplify right side
    3,950.08x = 18,881,815.30
  5. Step 5: Solve for x
    x = 18,881,815.30/3,950.08
  6. Step 6: Final answer
    x = 4,780.11

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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.