Home / 7,852.14-10,832.13-5,201.78

Finding the Fourth Proportional to 7,852.14, 10,832.13 and 5,201.78

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Solution

The fourth proportional to 7,852.14, 10,832.13 and 5,201.78 is: 7,175.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,852.14 : 10,832.13 = 5,201.78 : x
  2. Step 2: Convert to fraction form
    7,852.14/10,832.13 = 5,201.78/x
  3. Step 3: Cross multiply
    7,852.14x = 10,832.13 × 5,201.78
  4. Step 4: Simplify right side
    7,852.14x = 56,346,303.03
  5. Step 5: Solve for x
    x = 56,346,303.03/7,852.14
  6. Step 6: Final answer
    x = 7,175.92

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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.