Home / 3,595.04-5,391.80-1,403.72

Finding the Fourth Proportional to 3,595.04, 5,391.80 and 1,403.72

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Solution

The fourth proportional to 3,595.04, 5,391.80 and 1,403.72 is: 2,105.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,595.04 : 5,391.80 = 1,403.72 : x
  2. Step 2: Convert to fraction form
    3,595.04/5,391.80 = 1,403.72/x
  3. Step 3: Cross multiply
    3,595.04x = 5,391.80 × 1,403.72
  4. Step 4: Simplify right side
    3,595.04x = 7,568,577.50
  5. Step 5: Solve for x
    x = 7,568,577.50/3,595.04
  6. Step 6: Final answer
    x = 2,105.28

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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.