Home / 2,925.50-4,037.19-1,684.22

Finding the Fourth Proportional to 2,925.50, 4,037.19 and 1,684.22

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Solution

The fourth proportional to 2,925.50, 4,037.19 and 1,684.22 is: 2,324.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,925.50 : 4,037.19 = 1,684.22 : x
  2. Step 2: Convert to fraction form
    2,925.50/4,037.19 = 1,684.22/x
  3. Step 3: Cross multiply
    2,925.50x = 4,037.19 × 1,684.22
  4. Step 4: Simplify right side
    2,925.50x = 6,799,516.14
  5. Step 5: Solve for x
    x = 6,799,516.14/2,925.50
  6. Step 6: Final answer
    x = 2,324.22

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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.