Home / 9,928.93-13,701.39-5,453.29

Finding the Fourth Proportional to 9,928.93, 13,701.39 and 5,453.29

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Solution

The fourth proportional to 9,928.93, 13,701.39 and 5,453.29 is: 7,525.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,928.93 : 13,701.39 = 5,453.29 : x
  2. Step 2: Convert to fraction form
    9,928.93/13,701.39 = 5,453.29/x
  3. Step 3: Cross multiply
    9,928.93x = 13,701.39 × 5,453.29
  4. Step 4: Simplify right side
    9,928.93x = 74,717,653.07
  5. Step 5: Solve for x
    x = 74,717,653.07/9,928.93
  6. Step 6: Final answer
    x = 7,525.25

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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.