Home / 3,513.72-4,848.96-1,942.08

Finding the Fourth Proportional to 3,513.72, 4,848.96 and 1,942.08

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Solution

The fourth proportional to 3,513.72, 4,848.96 and 1,942.08 is: 2,680.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,513.72 : 4,848.96 = 1,942.08 : x
  2. Step 2: Convert to fraction form
    3,513.72/4,848.96 = 1,942.08/x
  3. Step 3: Cross multiply
    3,513.72x = 4,848.96 × 1,942.08
  4. Step 4: Simplify right side
    3,513.72x = 9,417,068.24
  5. Step 5: Solve for x
    x = 9,417,068.24/3,513.72
  6. Step 6: Final answer
    x = 2,680.08

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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.