Home / 6,613.04-9,124.98-3,818

Finding the Fourth Proportional to 6,613.04, 9,124.98 and 3,818

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Solution

The fourth proportional to 6,613.04, 9,124.98 and 3,818 is: 5,268.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,613.04 : 9,124.98 = 3,818 : x
  2. Step 2: Convert to fraction form
    6,613.04/9,124.98 = 3,818/x
  3. Step 3: Cross multiply
    6,613.04x = 9,124.98 × 3,818
  4. Step 4: Simplify right side
    6,613.04x = 34,839,173.64
  5. Step 5: Solve for x
    x = 34,839,173.64/6,613.04
  6. Step 6: Final answer
    x = 5,268.25

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.