Home / 4,376.80-6,566.04-1,603.20

Finding the Fourth Proportional to 4,376.80, 6,566.04 and 1,603.20

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Solution

The fourth proportional to 4,376.80, 6,566.04 and 1,603.20 is: 2,405.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,376.80 : 6,566.04 = 1,603.20 : x
  2. Step 2: Convert to fraction form
    4,376.80/6,566.04 = 1,603.20/x
  3. Step 3: Cross multiply
    4,376.80x = 6,566.04 × 1,603.20
  4. Step 4: Simplify right side
    4,376.80x = 10,526,675.33
  5. Step 5: Solve for x
    x = 10,526,675.33/4,376.80
  6. Step 6: Final answer
    x = 2,405.11

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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.