Home / 10,870.58-16,299.20-4,627.03

Finding the Fourth Proportional to 10,870.58, 16,299.20 and 4,627.03

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Solution

The fourth proportional to 10,870.58, 16,299.20 and 4,627.03 is: 6,937.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,870.58 : 16,299.20 = 4,627.03 : x
  2. Step 2: Convert to fraction form
    10,870.58/16,299.20 = 4,627.03/x
  3. Step 3: Cross multiply
    10,870.58x = 16,299.20 × 4,627.03
  4. Step 4: Simplify right side
    10,870.58x = 75,416,901.97
  5. Step 5: Solve for x
    x = 75,416,901.97/10,870.58
  6. Step 6: Final answer
    x = 6,937.71

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.