Home / 5,068.80-6,985.06-3,650.00

Finding the Fourth Proportional to 5,068.80, 6,985.06 and 3,650.00

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Solution

The fourth proportional to 5,068.80, 6,985.06 and 3,650.00 is: 5,029.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,068.80 : 6,985.06 = 3,650.00 : x
  2. Step 2: Convert to fraction form
    5,068.80/6,985.06 = 3,650.00/x
  3. Step 3: Cross multiply
    5,068.80x = 6,985.06 × 3,650.00
  4. Step 4: Simplify right side
    5,068.80x = 25,495,424.95
  5. Step 5: Solve for x
    x = 25,495,424.95/5,068.80
  6. Step 6: Final answer
    x = 5,029.87

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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.