Home / 11,248.16-15,519.84-6,529.64

Finding the Fourth Proportional to 11,248.16, 15,519.84 and 6,529.64

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Solution

The fourth proportional to 11,248.16, 15,519.84 and 6,529.64 is: 9,009.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,248.16 : 15,519.84 = 6,529.64 : x
  2. Step 2: Convert to fraction form
    11,248.16/15,519.84 = 6,529.64/x
  3. Step 3: Cross multiply
    11,248.16x = 15,519.84 × 6,529.64
  4. Step 4: Simplify right side
    11,248.16x = 101,338,968.06
  5. Step 5: Solve for x
    x = 101,338,968.06/11,248.16
  6. Step 6: Final answer
    x = 9,009.38

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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.