Home / 2,351.51-3,245.15-1,303.58

Finding the Fourth Proportional to 2,351.51, 3,245.15 and 1,303.58

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Solution

The fourth proportional to 2,351.51, 3,245.15 and 1,303.58 is: 1,798.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,351.51 : 3,245.15 = 1,303.58 : x
  2. Step 2: Convert to fraction form
    2,351.51/3,245.15 = 1,303.58/x
  3. Step 3: Cross multiply
    2,351.51x = 3,245.15 × 1,303.58
  4. Step 4: Simplify right side
    2,351.51x = 4,230,289.89
  5. Step 5: Solve for x
    x = 4,230,289.89/2,351.51
  6. Step 6: Final answer
    x = 1,798.97

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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.