Home / 3,364.07-4,642.35-1,871.98

Finding the Fourth Proportional to 3,364.07, 4,642.35 and 1,871.98

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Solution

The fourth proportional to 3,364.07, 4,642.35 and 1,871.98 is: 2,583.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,364.07 : 4,642.35 = 1,871.98 : x
  2. Step 2: Convert to fraction form
    3,364.07/4,642.35 = 1,871.98/x
  3. Step 3: Cross multiply
    3,364.07x = 4,642.35 × 1,871.98
  4. Step 4: Simplify right side
    3,364.07x = 8,690,386.35
  5. Step 5: Solve for x
    x = 8,690,386.35/3,364.07
  6. Step 6: Final answer
    x = 2,583.30

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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.