Home / 2,963.08-4,088.58-1,783.96

Finding the Fourth Proportional to 2,963.08, 4,088.58 and 1,783.96

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Solution

The fourth proportional to 2,963.08, 4,088.58 and 1,783.96 is: 2,461.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,963.08 : 4,088.58 = 1,783.96 : x
  2. Step 2: Convert to fraction form
    2,963.08/4,088.58 = 1,783.96/x
  3. Step 3: Cross multiply
    2,963.08x = 4,088.58 × 1,783.96
  4. Step 4: Simplify right side
    2,963.08x = 7,293,863.18
  5. Step 5: Solve for x
    x = 7,293,863.18/2,963.08
  6. Step 6: Final answer
    x = 2,461.58

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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.