Home / 2,521.98-3,479.37-1,860.41

Finding the Fourth Proportional to 2,521.98, 3,479.37 and 1,860.41

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Solution

The fourth proportional to 2,521.98, 3,479.37 and 1,860.41 is: 2,566.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,521.98 : 3,479.37 = 1,860.41 : x
  2. Step 2: Convert to fraction form
    2,521.98/3,479.37 = 1,860.41/x
  3. Step 3: Cross multiply
    2,521.98x = 3,479.37 × 1,860.41
  4. Step 4: Simplify right side
    2,521.98x = 6,473,054.74
  5. Step 5: Solve for x
    x = 6,473,054.74/2,521.98
  6. Step 6: Final answer
    x = 2,566.66

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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.