Home / 4,109.32-6,162.36-2,160.28

Finding the Fourth Proportional to 4,109.32, 6,162.36 and 2,160.28

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Solution

The fourth proportional to 4,109.32, 6,162.36 and 2,160.28 is: 3,239.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,109.32 : 6,162.36 = 2,160.28 : x
  2. Step 2: Convert to fraction form
    4,109.32/6,162.36 = 2,160.28/x
  3. Step 3: Cross multiply
    4,109.32x = 6,162.36 × 2,160.28
  4. Step 4: Simplify right side
    4,109.32x = 13,312,423.06
  5. Step 5: Solve for x
    x = 13,312,423.06/4,109.32
  6. Step 6: Final answer
    x = 3,239.57

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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.