Home / 9,823.93-13,557.31-5,347.97

Finding the Fourth Proportional to 9,823.93, 13,557.31 and 5,347.97

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Solution

The fourth proportional to 9,823.93, 13,557.31 and 5,347.97 is: 7,380.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,823.93 : 13,557.31 = 5,347.97 : x
  2. Step 2: Convert to fraction form
    9,823.93/13,557.31 = 5,347.97/x
  3. Step 3: Cross multiply
    9,823.93x = 13,557.31 × 5,347.97
  4. Step 4: Simplify right side
    9,823.93x = 72,504,087.16
  5. Step 5: Solve for x
    x = 72,504,087.16/9,823.93
  6. Step 6: Final answer
    x = 7,380.35

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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.