Home / 7,683.12-11,522.69-2,752.04

Finding the Fourth Proportional to 7,683.12, 11,522.69 and 2,752.04

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Solution

The fourth proportional to 7,683.12, 11,522.69 and 2,752.04 is: 4,127.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,683.12 : 11,522.69 = 2,752.04 : x
  2. Step 2: Convert to fraction form
    7,683.12/11,522.69 = 2,752.04/x
  3. Step 3: Cross multiply
    7,683.12x = 11,522.69 × 2,752.04
  4. Step 4: Simplify right side
    7,683.12x = 31,710,929.15
  5. Step 5: Solve for x
    x = 31,710,929.15/7,683.12
  6. Step 6: Final answer
    x = 4,127.35

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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.