Home / 11,295.11-15,587.27-6,259.28

Finding the Fourth Proportional to 11,295.11, 15,587.27 and 6,259.28

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Solution

The fourth proportional to 11,295.11, 15,587.27 and 6,259.28 is: 8,637.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,295.11 : 15,587.27 = 6,259.28 : x
  2. Step 2: Convert to fraction form
    11,295.11/15,587.27 = 6,259.28/x
  3. Step 3: Cross multiply
    11,295.11x = 15,587.27 × 6,259.28
  4. Step 4: Simplify right side
    11,295.11x = 97,564,978.13
  5. Step 5: Solve for x
    x = 97,564,978.13/11,295.11
  6. Step 6: Final answer
    x = 8,637.81

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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.