Home / 10,637.81-15,955.49-2,847.23

Finding the Fourth Proportional to 10,637.81, 15,955.49 and 2,847.23

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Solution

The fourth proportional to 10,637.81, 15,955.49 and 2,847.23 is: 4,270.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,637.81 : 15,955.49 = 2,847.23 : x
  2. Step 2: Convert to fraction form
    10,637.81/15,955.49 = 2,847.23/x
  3. Step 3: Cross multiply
    10,637.81x = 15,955.49 × 2,847.23
  4. Step 4: Simplify right side
    10,637.81x = 45,428,870.02
  5. Step 5: Solve for x
    x = 45,428,870.02/10,637.81
  6. Step 6: Final answer
    x = 4,270.51

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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.