Home / 5,558.08-7,670.40-3,074.08

Finding the Fourth Proportional to 5,558.08, 7,670.40 and 3,074.08

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Solution

The fourth proportional to 5,558.08, 7,670.40 and 3,074.08 is: 4,242.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,558.08 : 7,670.40 = 3,074.08 : x
  2. Step 2: Convert to fraction form
    5,558.08/7,670.40 = 3,074.08/x
  3. Step 3: Cross multiply
    5,558.08x = 7,670.40 × 3,074.08
  4. Step 4: Simplify right side
    5,558.08x = 23,579,423.23
  5. Step 5: Solve for x
    x = 23,579,423.23/5,558.08
  6. Step 6: Final answer
    x = 4,242.37

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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.