Home / 2,962.08-4,087.32-1,782.96

Finding the Fourth Proportional to 2,962.08, 4,087.32 and 1,782.96

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Solution

The fourth proportional to 2,962.08, 4,087.32 and 1,782.96 is: 2,460.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,962.08 : 4,087.32 = 1,782.96 : x
  2. Step 2: Convert to fraction form
    2,962.08/4,087.32 = 1,782.96/x
  3. Step 3: Cross multiply
    2,962.08x = 4,087.32 × 1,782.96
  4. Step 4: Simplify right side
    2,962.08x = 7,287,528.07
  5. Step 5: Solve for x
    x = 7,287,528.07/2,962.08
  6. Step 6: Final answer
    x = 2,460.27

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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.