Home / 11,281.19-15,567.82-6,245.41

Finding the Fourth Proportional to 11,281.19, 15,567.82 and 6,245.41

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Solution

The fourth proportional to 11,281.19, 15,567.82 and 6,245.41 is: 8,618.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,281.19 : 15,567.82 = 6,245.41 : x
  2. Step 2: Convert to fraction form
    11,281.19/15,567.82 = 6,245.41/x
  3. Step 3: Cross multiply
    11,281.19x = 15,567.82 × 6,245.41
  4. Step 4: Simplify right side
    11,281.19x = 97,227,418.71
  5. Step 5: Solve for x
    x = 97,227,418.71/11,281.19
  6. Step 6: Final answer
    x = 8,618.54

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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.