Home / 4,276.98-6,416.51-1,355.31

Finding the Fourth Proportional to 4,276.98, 6,416.51 and 1,355.31

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Solution

The fourth proportional to 4,276.98, 6,416.51 and 1,355.31 is: 2,033.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,276.98 : 6,416.51 = 1,355.31 : x
  2. Step 2: Convert to fraction form
    4,276.98/6,416.51 = 1,355.31/x
  3. Step 3: Cross multiply
    4,276.98x = 6,416.51 × 1,355.31
  4. Step 4: Simplify right side
    4,276.98x = 8,696,353.39
  5. Step 5: Solve for x
    x = 8,696,353.39/4,276.98
  6. Step 6: Final answer
    x = 2,033.29

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.