Home / 4,631.46-6,393.50-2,955.12

Finding the Fourth Proportional to 4,631.46, 6,393.50 and 2,955.12

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Solution

The fourth proportional to 4,631.46, 6,393.50 and 2,955.12 is: 4,079.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,631.46 : 6,393.50 = 2,955.12 : x
  2. Step 2: Convert to fraction form
    4,631.46/6,393.50 = 2,955.12/x
  3. Step 3: Cross multiply
    4,631.46x = 6,393.50 × 2,955.12
  4. Step 4: Simplify right side
    4,631.46x = 18,893,559.72
  5. Step 5: Solve for x
    x = 18,893,559.72/4,631.46
  6. Step 6: Final answer
    x = 4,079.40

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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.