Home / 4,277.53-6,416.31-1,315.94

Finding the Fourth Proportional to 4,277.53, 6,416.31 and 1,315.94

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Solution

The fourth proportional to 4,277.53, 6,416.31 and 1,315.94 is: 1,973.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,277.53 : 6,416.31 = 1,315.94 : x
  2. Step 2: Convert to fraction form
    4,277.53/6,416.31 = 1,315.94/x
  3. Step 3: Cross multiply
    4,277.53x = 6,416.31 × 1,315.94
  4. Step 4: Simplify right side
    4,277.53x = 8,443,451.83
  5. Step 5: Solve for x
    x = 8,443,451.83/4,277.53
  6. Step 6: Final answer
    x = 1,973.91

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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.