Home / 4,700.20-6,485.68-2,604.28

Finding the Fourth Proportional to 4,700.20, 6,485.68 and 2,604.28

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Solution

The fourth proportional to 4,700.20, 6,485.68 and 2,604.28 is: 3,593.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,700.20 : 6,485.68 = 2,604.28 : x
  2. Step 2: Convert to fraction form
    4,700.20/6,485.68 = 2,604.28/x
  3. Step 3: Cross multiply
    4,700.20x = 6,485.68 × 2,604.28
  4. Step 4: Simplify right side
    4,700.20x = 16,890,526.71
  5. Step 5: Solve for x
    x = 16,890,526.71/4,700.20
  6. Step 6: Final answer
    x = 3,593.58

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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.