Home / 9,955.14-13,738.09-5,763.30

Finding the Fourth Proportional to 9,955.14, 13,738.09 and 5,763.30

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Solution

The fourth proportional to 9,955.14, 13,738.09 and 5,763.30 is: 7,953.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,955.14 : 13,738.09 = 5,763.30 : x
  2. Step 2: Convert to fraction form
    9,955.14/13,738.09 = 5,763.30/x
  3. Step 3: Cross multiply
    9,955.14x = 13,738.09 × 5,763.30
  4. Step 4: Simplify right side
    9,955.14x = 79,176,734.10
  5. Step 5: Solve for x
    x = 79,176,734.10/9,955.14
  6. Step 6: Final answer
    x = 7,953.35

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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.