Home / 11,295.32-15,587.76-6,579.90

Finding the Fourth Proportional to 11,295.32, 15,587.76 and 6,579.90

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Solution

The fourth proportional to 11,295.32, 15,587.76 and 6,579.90 is: 9,080.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,295.32 : 15,587.76 = 6,579.90 : x
  2. Step 2: Convert to fraction form
    11,295.32/15,587.76 = 6,579.90/x
  3. Step 3: Cross multiply
    11,295.32x = 15,587.76 × 6,579.90
  4. Step 4: Simplify right side
    11,295.32x = 102,565,902.02
  5. Step 5: Solve for x
    x = 102,565,902.02/11,295.32
  6. Step 6: Final answer
    x = 9,080.39

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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.