Home / 4,506.78-6,218.93-2,618.32

Finding the Fourth Proportional to 4,506.78, 6,218.93 and 2,618.32

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Solution

The fourth proportional to 4,506.78, 6,218.93 and 2,618.32 is: 3,613.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,506.78 : 6,218.93 = 2,618.32 : x
  2. Step 2: Convert to fraction form
    4,506.78/6,218.93 = 2,618.32/x
  3. Step 3: Cross multiply
    4,506.78x = 6,218.93 × 2,618.32
  4. Step 4: Simplify right side
    4,506.78x = 16,283,117.70
  5. Step 5: Solve for x
    x = 16,283,117.70/4,506.78
  6. Step 6: Final answer
    x = 3,613.03

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1.5x scale

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.