Home / 4,538.16-6,261.92-2,856.64

Finding the Fourth Proportional to 4,538.16, 6,261.92 and 2,856.64

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Solution

The fourth proportional to 4,538.16, 6,261.92 and 2,856.64 is: 3,941.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,538.16 : 6,261.92 = 2,856.64 : x
  2. Step 2: Convert to fraction form
    4,538.16/6,261.92 = 2,856.64/x
  3. Step 3: Cross multiply
    4,538.16x = 6,261.92 × 2,856.64
  4. Step 4: Simplify right side
    4,538.16x = 17,888,051.15
  5. Step 5: Solve for x
    x = 17,888,051.15/4,538.16
  6. Step 6: Final answer
    x = 3,941.70

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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.