Home / 2,886.19-4,329.59-1,325.93

Finding the Fourth Proportional to 2,886.19, 4,329.59 and 1,325.93

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Solution

The fourth proportional to 2,886.19, 4,329.59 and 1,325.93 is: 1,989.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,886.19 : 4,329.59 = 1,325.93 : x
  2. Step 2: Convert to fraction form
    2,886.19/4,329.59 = 1,325.93/x
  3. Step 3: Cross multiply
    2,886.19x = 4,329.59 × 1,325.93
  4. Step 4: Simplify right side
    2,886.19x = 5,740,704.99
  5. Step 5: Solve for x
    x = 5,740,704.99/2,886.19
  6. Step 6: Final answer
    x = 1,989.03

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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.