Home / 2,618.04-3,613.53-1,684.92

Finding the Fourth Proportional to 2,618.04, 3,613.53 and 1,684.92

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Solution

The fourth proportional to 2,618.04, 3,613.53 and 1,684.92 is: 2,325.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,618.04 : 3,613.53 = 1,684.92 : x
  2. Step 2: Convert to fraction form
    2,618.04/3,613.53 = 1,684.92/x
  3. Step 3: Cross multiply
    2,618.04x = 3,613.53 × 1,684.92
  4. Step 4: Simplify right side
    2,618.04x = 6,088,508.97
  5. Step 5: Solve for x
    x = 6,088,508.97/2,618.04
  6. Step 6: Final answer
    x = 2,325.60

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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.