Home / 11,782.14-16,259.35-6,748.03

Finding the Fourth Proportional to 11,782.14, 16,259.35 and 6,748.03

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Solution

The fourth proportional to 11,782.14, 16,259.35 and 6,748.03 is: 9,312.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,782.14 : 16,259.35 = 6,748.03 : x
  2. Step 2: Convert to fraction form
    11,782.14/16,259.35 = 6,748.03/x
  3. Step 3: Cross multiply
    11,782.14x = 16,259.35 × 6,748.03
  4. Step 4: Simplify right side
    11,782.14x = 109,718,549.37
  5. Step 5: Solve for x
    x = 109,718,549.37/11,782.14
  6. Step 6: Final answer
    x = 9,312.28

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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.