Home / 3,613.32-4,988.53-2,288.16

Finding the Fourth Proportional to 3,613.32, 4,988.53 and 2,288.16

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Solution

The fourth proportional to 3,613.32, 4,988.53 and 2,288.16 is: 3,159.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,613.32 : 4,988.53 = 2,288.16 : x
  2. Step 2: Convert to fraction form
    3,613.32/4,988.53 = 2,288.16/x
  3. Step 3: Cross multiply
    3,613.32x = 4,988.53 × 2,288.16
  4. Step 4: Simplify right side
    3,613.32x = 11,414,554.80
  5. Step 5: Solve for x
    x = 11,414,554.80/3,613.32
  6. Step 6: Final answer
    x = 3,159.02

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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.