Home / 10,535.28-15,797.63-3,512.81

Finding the Fourth Proportional to 10,535.28, 15,797.63 and 3,512.81

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Solution

The fourth proportional to 10,535.28, 15,797.63 and 3,512.81 is: 5,267.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,535.28 : 15,797.63 = 3,512.81 : x
  2. Step 2: Convert to fraction form
    10,535.28/15,797.63 = 3,512.81/x
  3. Step 3: Cross multiply
    10,535.28x = 15,797.63 × 3,512.81
  4. Step 4: Simplify right side
    10,535.28x = 55,494,017.24
  5. Step 5: Solve for x
    x = 55,494,017.24/10,535.28
  6. Step 6: Final answer
    x = 5,267.45

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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.