Home / 9,506.20-13,117.14-5,728.60

Finding the Fourth Proportional to 9,506.20, 13,117.14 and 5,728.60

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Solution

The fourth proportional to 9,506.20, 13,117.14 and 5,728.60 is: 7,904.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,506.20 : 13,117.14 = 5,728.60 : x
  2. Step 2: Convert to fraction form
    9,506.20/13,117.14 = 5,728.60/x
  3. Step 3: Cross multiply
    9,506.20x = 13,117.14 × 5,728.60
  4. Step 4: Simplify right side
    9,506.20x = 75,142,848.20
  5. Step 5: Solve for x
    x = 75,142,848.20/9,506.20
  6. Step 6: Final answer
    x = 7,904.61

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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.