Home / 8,456.36-11,670.18-4,729.64

Finding the Fourth Proportional to 8,456.36, 11,670.18 and 4,729.64

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Solution

The fourth proportional to 8,456.36, 11,670.18 and 4,729.64 is: 6,527.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,456.36 : 11,670.18 = 4,729.64 : x
  2. Step 2: Convert to fraction form
    8,456.36/11,670.18 = 4,729.64/x
  3. Step 3: Cross multiply
    8,456.36x = 11,670.18 × 4,729.64
  4. Step 4: Simplify right side
    8,456.36x = 55,195,750.14
  5. Step 5: Solve for x
    x = 55,195,750.14/8,456.36
  6. Step 6: Final answer
    x = 6,527.13

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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.