Home / 9,943.36-14,921.82-5,263.18

Finding the Fourth Proportional to 9,943.36, 14,921.82 and 5,263.18

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Solution

The fourth proportional to 9,943.36, 14,921.82 and 5,263.18 is: 7,898.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,943.36 : 14,921.82 = 5,263.18 : x
  2. Step 2: Convert to fraction form
    9,943.36/14,921.82 = 5,263.18/x
  3. Step 3: Cross multiply
    9,943.36x = 14,921.82 × 5,263.18
  4. Step 4: Simplify right side
    9,943.36x = 78,536,187.28
  5. Step 5: Solve for x
    x = 78,536,187.28/9,943.36
  6. Step 6: Final answer
    x = 7,898.36

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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.