Home / 7,556.36-10,428.54-4,412.84

Finding the Fourth Proportional to 7,556.36, 10,428.54 and 4,412.84

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Solution

The fourth proportional to 7,556.36, 10,428.54 and 4,412.84 is: 6,090.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,556.36 : 10,428.54 = 4,412.84 : x
  2. Step 2: Convert to fraction form
    7,556.36/10,428.54 = 4,412.84/x
  3. Step 3: Cross multiply
    7,556.36x = 10,428.54 × 4,412.84
  4. Step 4: Simplify right side
    7,556.36x = 46,019,478.45
  5. Step 5: Solve for x
    x = 46,019,478.45/7,556.36
  6. Step 6: Final answer
    x = 6,090.16

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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.