Home / 2,735.08-3,774.78-2,070.88

Finding the Fourth Proportional to 2,735.08, 3,774.78 and 2,070.88

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Solution

The fourth proportional to 2,735.08, 3,774.78 and 2,070.88 is: 2,858.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,735.08 : 3,774.78 = 2,070.88 : x
  2. Step 2: Convert to fraction form
    2,735.08/3,774.78 = 2,070.88/x
  3. Step 3: Cross multiply
    2,735.08x = 3,774.78 × 2,070.88
  4. Step 4: Simplify right side
    2,735.08x = 7,817,116.41
  5. Step 5: Solve for x
    x = 7,817,116.41/2,735.08
  6. Step 6: Final answer
    x = 2,858.09

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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.