Home / 2,460.64-3,395.43-1,383.74

Finding the Fourth Proportional to 2,460.64, 3,395.43 and 1,383.74

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Solution

The fourth proportional to 2,460.64, 3,395.43 and 1,383.74 is: 1,909.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,460.64 : 3,395.43 = 1,383.74 : x
  2. Step 2: Convert to fraction form
    2,460.64/3,395.43 = 1,383.74/x
  3. Step 3: Cross multiply
    2,460.64x = 3,395.43 × 1,383.74
  4. Step 4: Simplify right side
    2,460.64x = 4,698,392.31
  5. Step 5: Solve for x
    x = 4,698,392.31/2,460.64
  6. Step 6: Final answer
    x = 1,909.42

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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.