Home / 4,688.54-7,018.80-2,834.04

Finding the Fourth Proportional to 4,688.54, 7,018.80 and 2,834.04

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Solution

The fourth proportional to 4,688.54, 7,018.80 and 2,834.04 is: 4,242.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,688.54 : 7,018.80 = 2,834.04 : x
  2. Step 2: Convert to fraction form
    4,688.54/7,018.80 = 2,834.04/x
  3. Step 3: Cross multiply
    4,688.54x = 7,018.80 × 2,834.04
  4. Step 4: Simplify right side
    4,688.54x = 19,891,559.95
  5. Step 5: Solve for x
    x = 19,891,559.95/4,688.54
  6. Step 6: Final answer
    x = 4,242.60

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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.