Home / 10,895.58-15,017.93-7,704.76

Finding the Fourth Proportional to 10,895.58, 15,017.93 and 7,704.76

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Solution

The fourth proportional to 10,895.58, 15,017.93 and 7,704.76 is: 10,619.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,895.58 : 15,017.93 = 7,704.76 : x
  2. Step 2: Convert to fraction form
    10,895.58/15,017.93 = 7,704.76/x
  3. Step 3: Cross multiply
    10,895.58x = 15,017.93 × 7,704.76
  4. Step 4: Simplify right side
    10,895.58x = 115,709,432.73
  5. Step 5: Solve for x
    x = 115,709,432.73/10,895.58
  6. Step 6: Final answer
    x = 10,619.86

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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.