Home / 3,549.74-5,316.44-1,702.16

Finding the Fourth Proportional to 3,549.74, 5,316.44 and 1,702.16

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Solution

The fourth proportional to 3,549.74, 5,316.44 and 1,702.16 is: 2,549.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,549.74 : 5,316.44 = 1,702.16 : x
  2. Step 2: Convert to fraction form
    3,549.74/5,316.44 = 1,702.16/x
  3. Step 3: Cross multiply
    3,549.74x = 5,316.44 × 1,702.16
  4. Step 4: Simplify right side
    3,549.74x = 9,049,431.51
  5. Step 5: Solve for x
    x = 9,049,431.51/3,549.74
  6. Step 6: Final answer
    x = 2,549.32

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1.5x scale

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.