Home / 4,976.23-7,465.25-1,689.15

Finding the Fourth Proportional to 4,976.23, 7,465.25 and 1,689.15

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Solution

The fourth proportional to 4,976.23, 7,465.25 and 1,689.15 is: 2,534.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,976.23 : 7,465.25 = 1,689.15 : x
  2. Step 2: Convert to fraction form
    4,976.23/7,465.25 = 1,689.15/x
  3. Step 3: Cross multiply
    4,976.23x = 7,465.25 × 1,689.15
  4. Step 4: Simplify right side
    4,976.23x = 12,609,881.27
  5. Step 5: Solve for x
    x = 12,609,881.27/4,976.23
  6. Step 6: Final answer
    x = 2,534.03

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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.