Home / 5,315.77-7,948.33-4,851.03

Finding the Fourth Proportional to 5,315.77, 7,948.33 and 4,851.03

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Solution

The fourth proportional to 5,315.77, 7,948.33 and 4,851.03 is: 7,253.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,315.77 : 7,948.33 = 4,851.03 : x
  2. Step 2: Convert to fraction form
    5,315.77/7,948.33 = 4,851.03/x
  3. Step 3: Cross multiply
    5,315.77x = 7,948.33 × 4,851.03
  4. Step 4: Simplify right side
    5,315.77x = 38,557,587.28
  5. Step 5: Solve for x
    x = 38,557,587.28/5,315.77
  6. Step 6: Final answer
    x = 7,253.43

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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.