Home / 11,263.20-15,526.74-7,895.86

Finding the Fourth Proportional to 11,263.20, 15,526.74 and 7,895.86

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Solution

The fourth proportional to 11,263.20, 15,526.74 and 7,895.86 is: 10,884.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,263.20 : 15,526.74 = 7,895.86 : x
  2. Step 2: Convert to fraction form
    11,263.20/15,526.74 = 7,895.86/x
  3. Step 3: Cross multiply
    11,263.20x = 15,526.74 × 7,895.86
  4. Step 4: Simplify right side
    11,263.20x = 122,596,965.30
  5. Step 5: Solve for x
    x = 122,596,965.30/11,263.20
  6. Step 6: Final answer
    x = 10,884.74

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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.