Home / 3,345.36-4,614.02-2,017.68

Finding the Fourth Proportional to 3,345.36, 4,614.02 and 2,017.68

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Solution

The fourth proportional to 3,345.36, 4,614.02 and 2,017.68 is: 2,782.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,345.36 : 4,614.02 = 2,017.68 : x
  2. Step 2: Convert to fraction form
    3,345.36/4,614.02 = 2,017.68/x
  3. Step 3: Cross multiply
    3,345.36x = 4,614.02 × 2,017.68
  4. Step 4: Simplify right side
    3,345.36x = 9,309,615.87
  5. Step 5: Solve for x
    x = 9,309,615.87/3,345.36
  6. Step 6: Final answer
    x = 2,782.84

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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.