Home / 3,434.51-4,739.63-1,862.62

Finding the Fourth Proportional to 3,434.51, 4,739.63 and 1,862.62

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Solution

The fourth proportional to 3,434.51, 4,739.63 and 1,862.62 is: 2,570.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,434.51 : 4,739.63 = 1,862.62 : x
  2. Step 2: Convert to fraction form
    3,434.51/4,739.63 = 1,862.62/x
  3. Step 3: Cross multiply
    3,434.51x = 4,739.63 × 1,862.62
  4. Step 4: Simplify right side
    3,434.51x = 8,828,129.63
  5. Step 5: Solve for x
    x = 8,828,129.63/3,434.51
  6. Step 6: Final answer
    x = 2,570.42

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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.