Home / 3,118.44-4,303.33-1,859.47

Finding the Fourth Proportional to 3,118.44, 4,303.33 and 1,859.47

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Solution

The fourth proportional to 3,118.44, 4,303.33 and 1,859.47 is: 2,565.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,118.44 : 4,303.33 = 1,859.47 : x
  2. Step 2: Convert to fraction form
    3,118.44/4,303.33 = 1,859.47/x
  3. Step 3: Cross multiply
    3,118.44x = 4,303.33 × 1,859.47
  4. Step 4: Simplify right side
    3,118.44x = 8,001,897.63
  5. Step 5: Solve for x
    x = 8,001,897.63/3,118.44
  6. Step 6: Final answer
    x = 2,565.99

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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.