Home / 10,768.13-14,858.69-6,288.62

Finding the Fourth Proportional to 10,768.13, 14,858.69 and 6,288.62

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Solution

The fourth proportional to 10,768.13, 14,858.69 and 6,288.62 is: 8,677.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,768.13 : 14,858.69 = 6,288.62 : x
  2. Step 2: Convert to fraction form
    10,768.13/14,858.69 = 6,288.62/x
  3. Step 3: Cross multiply
    10,768.13x = 14,858.69 × 6,288.62
  4. Step 4: Simplify right side
    10,768.13x = 93,440,623.66
  5. Step 5: Solve for x
    x = 93,440,623.66/10,768.13
  6. Step 6: Final answer
    x = 8,677.52

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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.