Home / 5,495.40-7,583.56-2,977.45

Finding the Fourth Proportional to 5,495.40, 7,583.56 and 2,977.45

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Solution

The fourth proportional to 5,495.40, 7,583.56 and 2,977.45 is: 4,108.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,495.40 : 7,583.56 = 2,977.45 : x
  2. Step 2: Convert to fraction form
    5,495.40/7,583.56 = 2,977.45/x
  3. Step 3: Cross multiply
    5,495.40x = 7,583.56 × 2,977.45
  4. Step 4: Simplify right side
    5,495.40x = 22,579,644.32
  5. Step 5: Solve for x
    x = 22,579,644.32/5,495.40
  6. Step 6: Final answer
    x = 4,108.83

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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.