Home / 7,746.63-11,621.76-2,552.50

Finding the Fourth Proportional to 7,746.63, 11,621.76 and 2,552.50

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Solution

The fourth proportional to 7,746.63, 11,621.76 and 2,552.50 is: 3,829.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,746.63 : 11,621.76 = 2,552.50 : x
  2. Step 2: Convert to fraction form
    7,746.63/11,621.76 = 2,552.50/x
  3. Step 3: Cross multiply
    7,746.63x = 11,621.76 × 2,552.50
  4. Step 4: Simplify right side
    7,746.63x = 29,664,542.40
  5. Step 5: Solve for x
    x = 29,664,542.40/7,746.63
  6. Step 6: Final answer
    x = 3,829.35

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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.