Home / 4,688.45-6,470.07-2,563.99

Finding the Fourth Proportional to 4,688.45, 6,470.07 and 2,563.99

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Solution

The fourth proportional to 4,688.45, 6,470.07 and 2,563.99 is: 3,538.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,688.45 : 6,470.07 = 2,563.99 : x
  2. Step 2: Convert to fraction form
    4,688.45/6,470.07 = 2,563.99/x
  3. Step 3: Cross multiply
    4,688.45x = 6,470.07 × 2,563.99
  4. Step 4: Simplify right side
    4,688.45x = 16,589,194.78
  5. Step 5: Solve for x
    x = 16,589,194.78/4,688.45
  6. Step 6: Final answer
    x = 3,538.31

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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.