Home / 2,331.96-3,498.75-1,555.08

Finding the Fourth Proportional to 2,331.96, 3,498.75 and 1,555.08

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Solution

The fourth proportional to 2,331.96, 3,498.75 and 1,555.08 is: 2,333.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,331.96 : 3,498.75 = 1,555.08 : x
  2. Step 2: Convert to fraction form
    2,331.96/3,498.75 = 1,555.08/x
  3. Step 3: Cross multiply
    2,331.96x = 3,498.75 × 1,555.08
  4. Step 4: Simplify right side
    2,331.96x = 5,440,836.15
  5. Step 5: Solve for x
    x = 5,440,836.15/2,331.96
  6. Step 6: Final answer
    x = 2,333.16

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.