Home / 7,435.04-11,153.08-2,818

Finding the Fourth Proportional to 7,435.04, 11,153.08 and 2,818

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Solution

The fourth proportional to 7,435.04, 11,153.08 and 2,818 is: 4,227.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,435.04 : 11,153.08 = 2,818 : x
  2. Step 2: Convert to fraction form
    7,435.04/11,153.08 = 2,818/x
  3. Step 3: Cross multiply
    7,435.04x = 11,153.08 × 2,818
  4. Step 4: Simplify right side
    7,435.04x = 31,429,379.44
  5. Step 5: Solve for x
    x = 31,429,379.44/7,435.04
  6. Step 6: Final answer
    x = 4,227.20

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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.