Home / 2,875.19-4,313.64-927.41

Finding the Fourth Proportional to 2,875.19, 4,313.64 and 927.41

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Solution

The fourth proportional to 2,875.19, 4,313.64 and 927.41 is: 1,391.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,875.19 : 4,313.64 = 927.41 : x
  2. Step 2: Convert to fraction form
    2,875.19/4,313.64 = 927.41/x
  3. Step 3: Cross multiply
    2,875.19x = 4,313.64 × 927.41
  4. Step 4: Simplify right side
    2,875.19x = 4,000,512.87
  5. Step 5: Solve for x
    x = 4,000,512.87/2,875.19
  6. Step 6: Final answer
    x = 1,391.39

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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.