Home / 2,864.24-4,295.52-1,109.12

Finding the Fourth Proportional to 2,864.24, 4,295.52 and 1,109.12

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Solution

The fourth proportional to 2,864.24, 4,295.52 and 1,109.12 is: 1,663.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,864.24 : 4,295.52 = 1,109.12 : x
  2. Step 2: Convert to fraction form
    2,864.24/4,295.52 = 1,109.12/x
  3. Step 3: Cross multiply
    2,864.24x = 4,295.52 × 1,109.12
  4. Step 4: Simplify right side
    2,864.24x = 4,764,247.14
  5. Step 5: Solve for x
    x = 4,764,247.14/2,864.24
  6. Step 6: Final answer
    x = 1,663.35

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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.