Home / 4,049.81-5,588.60-2,281.40

Finding the Fourth Proportional to 4,049.81, 5,588.60 and 2,281.40

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Solution

The fourth proportional to 4,049.81, 5,588.60 and 2,281.40 is: 3,148.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,049.81 : 5,588.60 = 2,281.40 : x
  2. Step 2: Convert to fraction form
    4,049.81/5,588.60 = 2,281.40/x
  3. Step 3: Cross multiply
    4,049.81x = 5,588.60 × 2,281.40
  4. Step 4: Simplify right side
    4,049.81x = 12,749,792.69
  5. Step 5: Solve for x
    x = 12,749,792.69/4,049.81
  6. Step 6: Final answer
    x = 3,148.25

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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.