Home / 4,266.45-5,887.73-2,378.15

Finding the Fourth Proportional to 4,266.45, 5,887.73 and 2,378.15

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Solution

The fourth proportional to 4,266.45, 5,887.73 and 2,378.15 is: 3,281.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,266.45 : 5,887.73 = 2,378.15 : x
  2. Step 2: Convert to fraction form
    4,266.45/5,887.73 = 2,378.15/x
  3. Step 3: Cross multiply
    4,266.45x = 5,887.73 × 2,378.15
  4. Step 4: Simplify right side
    4,266.45x = 14,001,920.16
  5. Step 5: Solve for x
    x = 14,001,920.16/4,266.45
  6. Step 6: Final answer
    x = 3,281.87

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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.