Home / 5,184.36-7,154.46-2,826.36

Finding the Fourth Proportional to 5,184.36, 7,154.46 and 2,826.36

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Solution

The fourth proportional to 5,184.36, 7,154.46 and 2,826.36 is: 3,900.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,184.36 : 7,154.46 = 2,826.36 : x
  2. Step 2: Convert to fraction form
    5,184.36/7,154.46 = 2,826.36/x
  3. Step 3: Cross multiply
    5,184.36x = 7,154.46 × 2,826.36
  4. Step 4: Simplify right side
    5,184.36x = 20,221,079.57
  5. Step 5: Solve for x
    x = 20,221,079.57/5,184.36
  6. Step 6: Final answer
    x = 3,900.40

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.