Home / 10,172.22-14,037.48-5,695.92

Finding the Fourth Proportional to 10,172.22, 14,037.48 and 5,695.92

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Solution

The fourth proportional to 10,172.22, 14,037.48 and 5,695.92 is: 7,860.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,172.22 : 14,037.48 = 5,695.92 : x
  2. Step 2: Convert to fraction form
    10,172.22/14,037.48 = 5,695.92/x
  3. Step 3: Cross multiply
    10,172.22x = 14,037.48 × 5,695.92
  4. Step 4: Simplify right side
    10,172.22x = 79,956,363.08
  5. Step 5: Solve for x
    x = 79,956,363.08/10,172.22
  6. Step 6: Final answer
    x = 7,860.27

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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.