Home / 2,975.04-4,457.88-1,512.18

Finding the Fourth Proportional to 2,975.04, 4,457.88 and 1,512.18

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Solution

The fourth proportional to 2,975.04, 4,457.88 and 1,512.18 is: 2,265.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,975.04 : 4,457.88 = 1,512.18 : x
  2. Step 2: Convert to fraction form
    2,975.04/4,457.88 = 1,512.18/x
  3. Step 3: Cross multiply
    2,975.04x = 4,457.88 × 1,512.18
  4. Step 4: Simplify right side
    2,975.04x = 6,741,116.98
  5. Step 5: Solve for x
    x = 6,741,116.98/2,975.04
  6. Step 6: Final answer
    x = 2,265.89

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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.