Home / 3,503.40-4,834.06-2,158.52

Finding the Fourth Proportional to 3,503.40, 4,834.06 and 2,158.52

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Solution

The fourth proportional to 3,503.40, 4,834.06 and 2,158.52 is: 2,978.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,503.40 : 4,834.06 = 2,158.52 : x
  2. Step 2: Convert to fraction form
    3,503.40/4,834.06 = 2,158.52/x
  3. Step 3: Cross multiply
    3,503.40x = 4,834.06 × 2,158.52
  4. Step 4: Simplify right side
    3,503.40x = 10,434,415.19
  5. Step 5: Solve for x
    x = 10,434,415.19/3,503.40
  6. Step 6: Final answer
    x = 2,978.37

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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.