Home / 11,295.25-15,587.16-6,259.38

Finding the Fourth Proportional to 11,295.25, 15,587.16 and 6,259.38

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Solution

The fourth proportional to 11,295.25, 15,587.16 and 6,259.38 is: 8,637.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,295.25 : 15,587.16 = 6,259.38 : x
  2. Step 2: Convert to fraction form
    11,295.25/15,587.16 = 6,259.38/x
  3. Step 3: Cross multiply
    11,295.25x = 15,587.16 × 6,259.38
  4. Step 4: Simplify right side
    11,295.25x = 97,565,893.24
  5. Step 5: Solve for x
    x = 97,565,893.24/11,295.25
  6. Step 6: Final answer
    x = 8,637.78

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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.