Home / 11,281.51-15,570.08-6,567.31

Finding the Fourth Proportional to 11,281.51, 15,570.08 and 6,567.31

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Solution

The fourth proportional to 11,281.51, 15,570.08 and 6,567.31 is: 9,063.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,281.51 : 15,570.08 = 6,567.31 : x
  2. Step 2: Convert to fraction form
    11,281.51/15,570.08 = 6,567.31/x
  3. Step 3: Cross multiply
    11,281.51x = 15,570.08 × 6,567.31
  4. Step 4: Simplify right side
    11,281.51x = 102,253,542.08
  5. Step 5: Solve for x
    x = 102,253,542.08/11,281.51
  6. Step 6: Final answer
    x = 9,063.82

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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.