Home / 10,199.09-14,074.65-5,722.75

Finding the Fourth Proportional to 10,199.09, 14,074.65 and 5,722.75

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Solution

The fourth proportional to 10,199.09, 14,074.65 and 5,722.75 is: 7,897.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,199.09 : 14,074.65 = 5,722.75 : x
  2. Step 2: Convert to fraction form
    10,199.09/14,074.65 = 5,722.75/x
  3. Step 3: Cross multiply
    10,199.09x = 14,074.65 × 5,722.75
  4. Step 4: Simplify right side
    10,199.09x = 80,545,703.29
  5. Step 5: Solve for x
    x = 80,545,703.29/10,199.09
  6. Step 6: Final answer
    x = 7,897.34

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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.