Home / 10,894.08-15,034.58-6,178.67

Finding the Fourth Proportional to 10,894.08, 15,034.58 and 6,178.67

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Solution

The fourth proportional to 10,894.08, 15,034.58 and 6,178.67 is: 8,526.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,894.08 : 15,034.58 = 6,178.67 : x
  2. Step 2: Convert to fraction form
    10,894.08/15,034.58 = 6,178.67/x
  3. Step 3: Cross multiply
    10,894.08x = 15,034.58 × 6,178.67
  4. Step 4: Simplify right side
    10,894.08x = 92,893,708.41
  5. Step 5: Solve for x
    x = 92,893,708.41/10,894.08
  6. Step 6: Final answer
    x = 8,526.99

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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.