Home / 4,939.51-7,408.59-1,652.53

Finding the Fourth Proportional to 4,939.51, 7,408.59 and 1,652.53

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Solution

The fourth proportional to 4,939.51, 7,408.59 and 1,652.53 is: 2,478.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,939.51 : 7,408.59 = 1,652.53 : x
  2. Step 2: Convert to fraction form
    4,939.51/7,408.59 = 1,652.53/x
  3. Step 3: Cross multiply
    4,939.51x = 7,408.59 × 1,652.53
  4. Step 4: Simplify right side
    4,939.51x = 12,242,917.23
  5. Step 5: Solve for x
    x = 12,242,917.23/4,939.51
  6. Step 6: Final answer
    x = 2,478.57

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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.