Home / 10,363.88-14,309.52-6,386.24

Finding the Fourth Proportional to 10,363.88, 14,309.52 and 6,386.24

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Solution

The fourth proportional to 10,363.88, 14,309.52 and 6,386.24 is: 8,817.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,363.88 : 14,309.52 = 6,386.24 : x
  2. Step 2: Convert to fraction form
    10,363.88/14,309.52 = 6,386.24/x
  3. Step 3: Cross multiply
    10,363.88x = 14,309.52 × 6,386.24
  4. Step 4: Simplify right side
    10,363.88x = 91,384,029.00
  5. Step 5: Solve for x
    x = 91,384,029.00/10,363.88
  6. Step 6: Final answer
    x = 8,817.55

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.