Home / 7,036.40-10,535.16-3,556.64

Finding the Fourth Proportional to 7,036.40, 10,535.16 and 3,556.64

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Solution

The fourth proportional to 7,036.40, 10,535.16 and 3,556.64 is: 5,325.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,036.40 : 10,535.16 = 3,556.64 : x
  2. Step 2: Convert to fraction form
    7,036.40/10,535.16 = 3,556.64/x
  3. Step 3: Cross multiply
    7,036.40x = 10,535.16 × 3,556.64
  4. Step 4: Simplify right side
    7,036.40x = 37,469,771.46
  5. Step 5: Solve for x
    x = 37,469,771.46/7,036.40
  6. Step 6: Final answer
    x = 5,325.13

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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.