Home / 2,434.36-3,359.64-1,903.72

Finding the Fourth Proportional to 2,434.36, 3,359.64 and 1,903.72

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Solution

The fourth proportional to 2,434.36, 3,359.64 and 1,903.72 is: 2,627.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,434.36 : 3,359.64 = 1,903.72 : x
  2. Step 2: Convert to fraction form
    2,434.36/3,359.64 = 1,903.72/x
  3. Step 3: Cross multiply
    2,434.36x = 3,359.64 × 1,903.72
  4. Step 4: Simplify right side
    2,434.36x = 6,395,813.86
  5. Step 5: Solve for x
    x = 6,395,813.86/2,434.36
  6. Step 6: Final answer
    x = 2,627.31

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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.