Home / 4,313.64-6,470.52-2,378.12

Finding the Fourth Proportional to 4,313.64, 6,470.52 and 2,378.12

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Solution

The fourth proportional to 4,313.64, 6,470.52 and 2,378.12 is: 3,567.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,313.64 : 6,470.52 = 2,378.12 : x
  2. Step 2: Convert to fraction form
    4,313.64/6,470.52 = 2,378.12/x
  3. Step 3: Cross multiply
    4,313.64x = 6,470.52 × 2,378.12
  4. Step 4: Simplify right side
    4,313.64x = 15,387,673.02
  5. Step 5: Solve for x
    x = 15,387,673.02/4,313.64
  6. Step 6: Final answer
    x = 3,567.21

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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.