Home / 9,825.21-13,558.47-5,348.93

Finding the Fourth Proportional to 9,825.21, 13,558.47 and 5,348.93

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Solution

The fourth proportional to 9,825.21, 13,558.47 and 5,348.93 is: 7,381.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,825.21 : 13,558.47 = 5,348.93 : x
  2. Step 2: Convert to fraction form
    9,825.21/13,558.47 = 5,348.93/x
  3. Step 3: Cross multiply
    9,825.21x = 13,558.47 × 5,348.93
  4. Step 4: Simplify right side
    9,825.21x = 72,523,239.14
  5. Step 5: Solve for x
    x = 72,523,239.14/9,825.21
  6. Step 6: Final answer
    x = 7,381.34

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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.