Home / 4,842.64-6,683.79-2,853.10

Finding the Fourth Proportional to 4,842.64, 6,683.79 and 2,853.10

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Solution

The fourth proportional to 4,842.64, 6,683.79 and 2,853.10 is: 3,937.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,842.64 : 6,683.79 = 2,853.10 : x
  2. Step 2: Convert to fraction form
    4,842.64/6,683.79 = 2,853.10/x
  3. Step 3: Cross multiply
    4,842.64x = 6,683.79 × 2,853.10
  4. Step 4: Simplify right side
    4,842.64x = 19,069,521.25
  5. Step 5: Solve for x
    x = 19,069,521.25/4,842.64
  6. Step 6: Final answer
    x = 3,937.84

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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.