Home / 10,727.36-14,806.15-6,750.80

Finding the Fourth Proportional to 10,727.36, 14,806.15 and 6,750.80

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Solution

The fourth proportional to 10,727.36, 14,806.15 and 6,750.80 is: 9,317.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,727.36 : 14,806.15 = 6,750.80 : x
  2. Step 2: Convert to fraction form
    10,727.36/14,806.15 = 6,750.80/x
  3. Step 3: Cross multiply
    10,727.36x = 14,806.15 × 6,750.80
  4. Step 4: Simplify right side
    10,727.36x = 99,953,266.51
  5. Step 5: Solve for x
    x = 99,953,266.51/10,727.36
  6. Step 6: Final answer
    x = 9,317.61

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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.