Home / 11,295.28-15,587.25-6,259.48

Finding the Fourth Proportional to 11,295.28, 15,587.25 and 6,259.48

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Solution

The fourth proportional to 11,295.28, 15,587.25 and 6,259.48 is: 8,637.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,295.28 : 15,587.25 = 6,259.48 : x
  2. Step 2: Convert to fraction form
    11,295.28/15,587.25 = 6,259.48/x
  3. Step 3: Cross multiply
    11,295.28x = 15,587.25 × 6,259.48
  4. Step 4: Simplify right side
    11,295.28x = 97,568,079.63
  5. Step 5: Solve for x
    x = 97,568,079.63/11,295.28
  6. Step 6: Final answer
    x = 8,637.95

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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.