Home / 8,849.51-13,252.37-5,140.49

Finding the Fourth Proportional to 8,849.51, 13,252.37 and 5,140.49

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Solution

The fourth proportional to 8,849.51, 13,252.37 and 5,140.49 is: 7,698.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,849.51 : 13,252.37 = 5,140.49 : x
  2. Step 2: Convert to fraction form
    8,849.51/13,252.37 = 5,140.49/x
  3. Step 3: Cross multiply
    8,849.51x = 13,252.37 × 5,140.49
  4. Step 4: Simplify right side
    8,849.51x = 68,123,649.76
  5. Step 5: Solve for x
    x = 68,123,649.76/8,849.51
  6. Step 6: Final answer
    x = 7,698.01

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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.