Home / 4,948.03-7,422.60-1,661.35

Finding the Fourth Proportional to 4,948.03, 7,422.60 and 1,661.35

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Solution

The fourth proportional to 4,948.03, 7,422.60 and 1,661.35 is: 2,492.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,948.03 : 7,422.60 = 1,661.35 : x
  2. Step 2: Convert to fraction form
    4,948.03/7,422.60 = 1,661.35/x
  3. Step 3: Cross multiply
    4,948.03x = 7,422.60 × 1,661.35
  4. Step 4: Simplify right side
    4,948.03x = 12,331,536.51
  5. Step 5: Solve for x
    x = 12,331,536.51/4,948.03
  6. Step 6: Final answer
    x = 2,492.21

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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.