Home / 9,955.07-13,739.81-5,763.32

Finding the Fourth Proportional to 9,955.07, 13,739.81 and 5,763.32

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Solution

The fourth proportional to 9,955.07, 13,739.81 and 5,763.32 is: 7,954.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,955.07 : 13,739.81 = 5,763.32 : x
  2. Step 2: Convert to fraction form
    9,955.07/13,739.81 = 5,763.32/x
  3. Step 3: Cross multiply
    9,955.07x = 13,739.81 × 5,763.32
  4. Step 4: Simplify right side
    9,955.07x = 79,186,853.07
  5. Step 5: Solve for x
    x = 79,186,853.07/9,955.07
  6. Step 6: Final answer
    x = 7,954.43

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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.