Home / 11,282.63-15,570.09-6,567.21

Finding the Fourth Proportional to 11,282.63, 15,570.09 and 6,567.21

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Solution

The fourth proportional to 11,282.63, 15,570.09 and 6,567.21 is: 9,062.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,282.63 : 15,570.09 = 6,567.21 : x
  2. Step 2: Convert to fraction form
    11,282.63/15,570.09 = 6,567.21/x
  3. Step 3: Cross multiply
    11,282.63x = 15,570.09 × 6,567.21
  4. Step 4: Simplify right side
    11,282.63x = 102,252,050.75
  5. Step 5: Solve for x
    x = 102,252,050.75/11,282.63
  6. Step 6: Final answer
    x = 9,062.79

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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.