Home / 2,886.09-4,329.14-1,155.93

Finding the Fourth Proportional to 2,886.09, 4,329.14 and 1,155.93

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Solution

The fourth proportional to 2,886.09, 4,329.14 and 1,155.93 is: 1,733.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,886.09 : 4,329.14 = 1,155.93 : x
  2. Step 2: Convert to fraction form
    2,886.09/4,329.14 = 1,155.93/x
  3. Step 3: Cross multiply
    2,886.09x = 4,329.14 × 1,155.93
  4. Step 4: Simplify right side
    2,886.09x = 5,004,182.80
  5. Step 5: Solve for x
    x = 5,004,182.80/2,886.09
  6. Step 6: Final answer
    x = 1,733.90

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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.