Home / 4,702.04-7,048.73-1,621.88

Finding the Fourth Proportional to 4,702.04, 7,048.73 and 1,621.88

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Solution

The fourth proportional to 4,702.04, 7,048.73 and 1,621.88 is: 2,431.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,702.04 : 7,048.73 = 1,621.88 : x
  2. Step 2: Convert to fraction form
    4,702.04/7,048.73 = 1,621.88/x
  3. Step 3: Cross multiply
    4,702.04x = 7,048.73 × 1,621.88
  4. Step 4: Simplify right side
    4,702.04x = 11,432,163.02
  5. Step 5: Solve for x
    x = 11,432,163.02/4,702.04
  6. Step 6: Final answer
    x = 2,431.32

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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.