Home / 3,556.15-5,334.36-1,365.10

Finding the Fourth Proportional to 3,556.15, 5,334.36 and 1,365.10

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Solution

The fourth proportional to 3,556.15, 5,334.36 and 1,365.10 is: 2,047.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,556.15 : 5,334.36 = 1,365.10 : x
  2. Step 2: Convert to fraction form
    3,556.15/5,334.36 = 1,365.10/x
  3. Step 3: Cross multiply
    3,556.15x = 5,334.36 × 1,365.10
  4. Step 4: Simplify right side
    3,556.15x = 7,281,934.84
  5. Step 5: Solve for x
    x = 7,281,934.84/3,556.15
  6. Step 6: Final answer
    x = 2,047.70

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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.