Home / 4,975.13-7,462.10-1,277.43

Finding the Fourth Proportional to 4,975.13, 7,462.10 and 1,277.43

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Solution

The fourth proportional to 4,975.13, 7,462.10 and 1,277.43 is: 1,915.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,975.13 : 7,462.10 = 1,277.43 : x
  2. Step 2: Convert to fraction form
    4,975.13/7,462.10 = 1,277.43/x
  3. Step 3: Cross multiply
    4,975.13x = 7,462.10 × 1,277.43
  4. Step 4: Simplify right side
    4,975.13x = 9,532,304.02
  5. Step 5: Solve for x
    x = 9,532,304.02/4,975.13
  6. Step 6: Final answer
    x = 1,915.99

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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.