Home / 6,313.17-9,470.99-1,931.28

Finding the Fourth Proportional to 6,313.17, 9,470.99 and 1,931.28

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Solution

The fourth proportional to 6,313.17, 9,470.99 and 1,931.28 is: 2,897.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,313.17 : 9,470.99 = 1,931.28 : x
  2. Step 2: Convert to fraction form
    6,313.17/9,470.99 = 1,931.28/x
  3. Step 3: Cross multiply
    6,313.17x = 9,470.99 × 1,931.28
  4. Step 4: Simplify right side
    6,313.17x = 18,291,102.88
  5. Step 5: Solve for x
    x = 18,291,102.88/6,313.17
  6. Step 6: Final answer
    x = 2,897.29

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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.