Home / 11,284.48-15,570.78-6,567.76

Finding the Fourth Proportional to 11,284.48, 15,570.78 and 6,567.76

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Solution

The fourth proportional to 11,284.48, 15,570.78 and 6,567.76 is: 9,062.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,284.48 : 15,570.78 = 6,567.76 : x
  2. Step 2: Convert to fraction form
    11,284.48/15,570.78 = 6,567.76/x
  3. Step 3: Cross multiply
    11,284.48x = 15,570.78 × 6,567.76
  4. Step 4: Simplify right side
    11,284.48x = 102,265,146.05
  5. Step 5: Solve for x
    x = 102,265,146.05/11,284.48
  6. Step 6: Final answer
    x = 9,062.46

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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.