Home / 3,118.07-4,303.99-2,058.74

Finding the Fourth Proportional to 3,118.07, 4,303.99 and 2,058.74

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Solution

The fourth proportional to 3,118.07, 4,303.99 and 2,058.74 is: 2,841.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,118.07 : 4,303.99 = 2,058.74 : x
  2. Step 2: Convert to fraction form
    3,118.07/4,303.99 = 2,058.74/x
  3. Step 3: Cross multiply
    3,118.07x = 4,303.99 × 2,058.74
  4. Step 4: Simplify right side
    3,118.07x = 8,860,794.09
  5. Step 5: Solve for x
    x = 8,860,794.09/3,118.07
  6. Step 6: Final answer
    x = 2,841.76

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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.