Home / 2,927.26-4,390.08-1,445.77

Finding the Fourth Proportional to 2,927.26, 4,390.08 and 1,445.77

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Solution

The fourth proportional to 2,927.26, 4,390.08 and 1,445.77 is: 2,168.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,927.26 : 4,390.08 = 1,445.77 : x
  2. Step 2: Convert to fraction form
    2,927.26/4,390.08 = 1,445.77/x
  3. Step 3: Cross multiply
    2,927.26x = 4,390.08 × 1,445.77
  4. Step 4: Simplify right side
    2,927.26x = 6,347,045.96
  5. Step 5: Solve for x
    x = 6,347,045.96/2,927.26
  6. Step 6: Final answer
    x = 2,168.25

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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.