Home / 3,505.56-4,837.78-2,013.77

Finding the Fourth Proportional to 3,505.56, 4,837.78 and 2,013.77

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Solution

The fourth proportional to 3,505.56, 4,837.78 and 2,013.77 is: 2,779.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,505.56 : 4,837.78 = 2,013.77 : x
  2. Step 2: Convert to fraction form
    3,505.56/4,837.78 = 2,013.77/x
  3. Step 3: Cross multiply
    3,505.56x = 4,837.78 × 2,013.77
  4. Step 4: Simplify right side
    3,505.56x = 9,742,179.51
  5. Step 5: Solve for x
    x = 9,742,179.51/3,505.56
  6. Step 6: Final answer
    x = 2,779.07

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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.