Home / 5,709.28-8,564.40-2,011.12

Finding the Fourth Proportional to 5,709.28, 8,564.40 and 2,011.12

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Solution

The fourth proportional to 5,709.28, 8,564.40 and 2,011.12 is: 3,016.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,709.28 : 8,564.40 = 2,011.12 : x
  2. Step 2: Convert to fraction form
    5,709.28/8,564.40 = 2,011.12/x
  3. Step 3: Cross multiply
    5,709.28x = 8,564.40 × 2,011.12
  4. Step 4: Simplify right side
    5,709.28x = 17,224,036.13
  5. Step 5: Solve for x
    x = 17,224,036.13/5,709.28
  6. Step 6: Final answer
    x = 3,016.85

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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.