Home / 10,729.36-14,808.91-6,752.80

Finding the Fourth Proportional to 10,729.36, 14,808.91 and 6,752.80

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Solution

The fourth proportional to 10,729.36, 14,808.91 and 6,752.80 is: 9,320.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,729.36 : 14,808.91 = 6,752.80 : x
  2. Step 2: Convert to fraction form
    10,729.36/14,808.91 = 6,752.80/x
  3. Step 3: Cross multiply
    10,729.36x = 14,808.91 × 6,752.80
  4. Step 4: Simplify right side
    10,729.36x = 100,001,607.45
  5. Step 5: Solve for x
    x = 100,001,607.45/10,729.36
  6. Step 6: Final answer
    x = 9,320.37

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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.