Home / 3,351.47-4,625.03-1,859.40

Finding the Fourth Proportional to 3,351.47, 4,625.03 and 1,859.40

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Solution

The fourth proportional to 3,351.47, 4,625.03 and 1,859.40 is: 2,565.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,351.47 : 4,625.03 = 1,859.40 : x
  2. Step 2: Convert to fraction form
    3,351.47/4,625.03 = 1,859.40/x
  3. Step 3: Cross multiply
    3,351.47x = 4,625.03 × 1,859.40
  4. Step 4: Simplify right side
    3,351.47x = 8,599,785.43
  5. Step 5: Solve for x
    x = 8,599,785.43/3,351.47
  6. Step 6: Final answer
    x = 2,565.98

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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.