Home / 4,643.84-6,968.28-3,080

Finding the Fourth Proportional to 4,643.84, 6,968.28 and 3,080

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Solution

The fourth proportional to 4,643.84, 6,968.28 and 3,080 is: 4,621.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,643.84 : 6,968.28 = 3,080 : x
  2. Step 2: Convert to fraction form
    4,643.84/6,968.28 = 3,080/x
  3. Step 3: Cross multiply
    4,643.84x = 6,968.28 × 3,080
  4. Step 4: Simplify right side
    4,643.84x = 21,462,302.40
  5. Step 5: Solve for x
    x = 21,462,302.40/4,643.84
  6. Step 6: Final answer
    x = 4,621.67

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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.