Home / 10,637.79-15,954.69-3,240.27

Finding the Fourth Proportional to 10,637.79, 15,954.69 and 3,240.27

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Solution

The fourth proportional to 10,637.79, 15,954.69 and 3,240.27 is: 4,859.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,637.79 : 15,954.69 = 3,240.27 : x
  2. Step 2: Convert to fraction form
    10,637.79/15,954.69 = 3,240.27/x
  3. Step 3: Cross multiply
    10,637.79x = 15,954.69 × 3,240.27
  4. Step 4: Simplify right side
    10,637.79x = 51,697,503.37
  5. Step 5: Solve for x
    x = 51,697,503.37/10,637.79
  6. Step 6: Final answer
    x = 4,859.80

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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.