Home / 3,729.82-5,595.54-1,779.34

Finding the Fourth Proportional to 3,729.82, 5,595.54 and 1,779.34

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Solution

The fourth proportional to 3,729.82, 5,595.54 and 1,779.34 is: 2,669.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,729.82 : 5,595.54 = 1,779.34 : x
  2. Step 2: Convert to fraction form
    3,729.82/5,595.54 = 1,779.34/x
  3. Step 3: Cross multiply
    3,729.82x = 5,595.54 × 1,779.34
  4. Step 4: Simplify right side
    3,729.82x = 9,956,368.14
  5. Step 5: Solve for x
    x = 9,956,368.14/3,729.82
  6. Step 6: Final answer
    x = 2,669.40

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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.