Home / 7,649.13-10,556.54-4,291.95

Finding the Fourth Proportional to 7,649.13, 10,556.54 and 4,291.95

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Solution

The fourth proportional to 7,649.13, 10,556.54 and 4,291.95 is: 5,923.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,649.13 : 10,556.54 = 4,291.95 : x
  2. Step 2: Convert to fraction form
    7,649.13/10,556.54 = 4,291.95/x
  3. Step 3: Cross multiply
    7,649.13x = 10,556.54 × 4,291.95
  4. Step 4: Simplify right side
    7,649.13x = 45,308,120.39
  5. Step 5: Solve for x
    x = 45,308,120.39/7,649.13
  6. Step 6: Final answer
    x = 5,923.30

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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.