Home / 3,434.58-4,739.72-1,862.66

Finding the Fourth Proportional to 3,434.58, 4,739.72 and 1,862.66

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Solution

The fourth proportional to 3,434.58, 4,739.72 and 1,862.66 is: 2,570.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,434.58 : 4,739.72 = 1,862.66 : x
  2. Step 2: Convert to fraction form
    3,434.58/4,739.72 = 1,862.66/x
  3. Step 3: Cross multiply
    3,434.58x = 4,739.72 × 1,862.66
  4. Step 4: Simplify right side
    3,434.58x = 8,828,486.86
  5. Step 5: Solve for x
    x = 8,828,486.86/3,434.58
  6. Step 6: Final answer
    x = 2,570.47

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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.