Home / 3,315.48-4,973.63-1,368.24

Finding the Fourth Proportional to 3,315.48, 4,973.63 and 1,368.24

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Solution

The fourth proportional to 3,315.48, 4,973.63 and 1,368.24 is: 2,052.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,315.48 : 4,973.63 = 1,368.24 : x
  2. Step 2: Convert to fraction form
    3,315.48/4,973.63 = 1,368.24/x
  3. Step 3: Cross multiply
    3,315.48x = 4,973.63 × 1,368.24
  4. Step 4: Simplify right side
    3,315.48x = 6,805,112.67
  5. Step 5: Solve for x
    x = 6,805,112.67/3,315.48
  6. Step 6: Final answer
    x = 2,052.53

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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.