Home / 4,744.94-7,118.10-1,457.55

Finding the Fourth Proportional to 4,744.94, 7,118.10 and 1,457.55

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Solution

The fourth proportional to 4,744.94, 7,118.10 and 1,457.55 is: 2,186.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,744.94 : 7,118.10 = 1,457.55 : x
  2. Step 2: Convert to fraction form
    4,744.94/7,118.10 = 1,457.55/x
  3. Step 3: Cross multiply
    4,744.94x = 7,118.10 × 1,457.55
  4. Step 4: Simplify right side
    4,744.94x = 10,374,986.66
  5. Step 5: Solve for x
    x = 10,374,986.66/4,744.94
  6. Step 6: Final answer
    x = 2,186.54

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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.