Home / 11,263.62-15,543.86-6,159.15

Finding the Fourth Proportional to 11,263.62, 15,543.86 and 6,159.15

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Solution

The fourth proportional to 11,263.62, 15,543.86 and 6,159.15 is: 8,499.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,263.62 : 15,543.86 = 6,159.15 : x
  2. Step 2: Convert to fraction form
    11,263.62/15,543.86 = 6,159.15/x
  3. Step 3: Cross multiply
    11,263.62x = 15,543.86 × 6,159.15
  4. Step 4: Simplify right side
    11,263.62x = 95,736,965.32
  5. Step 5: Solve for x
    x = 95,736,965.32/11,263.62
  6. Step 6: Final answer
    x = 8,499.66

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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.