Home / 3,024.64-4,173.81-1,698.40

Finding the Fourth Proportional to 3,024.64, 4,173.81 and 1,698.40

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Solution

The fourth proportional to 3,024.64, 4,173.81 and 1,698.40 is: 2,343.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,024.64 : 4,173.81 = 1,698.40 : x
  2. Step 2: Convert to fraction form
    3,024.64/4,173.81 = 1,698.40/x
  3. Step 3: Cross multiply
    3,024.64x = 4,173.81 × 1,698.40
  4. Step 4: Simplify right side
    3,024.64x = 7,088,778.03
  5. Step 5: Solve for x
    x = 7,088,778.03/3,024.64
  6. Step 6: Final answer
    x = 2,343.68

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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.