Home / 8,486.36-11,712.57-4,710.73

Finding the Fourth Proportional to 8,486.36, 11,712.57 and 4,710.73

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Solution

The fourth proportional to 8,486.36, 11,712.57 and 4,710.73 is: 6,501.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,486.36 : 11,712.57 = 4,710.73 : x
  2. Step 2: Convert to fraction form
    8,486.36/11,712.57 = 4,710.73/x
  3. Step 3: Cross multiply
    8,486.36x = 11,712.57 × 4,710.73
  4. Step 4: Simplify right side
    8,486.36x = 55,174,802.58
  5. Step 5: Solve for x
    x = 55,174,802.58/8,486.36
  6. Step 6: Final answer
    x = 6,501.59

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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.