Home / 10,558.05-15,841.26-4,631.78

Finding the Fourth Proportional to 10,558.05, 15,841.26 and 4,631.78

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Solution

The fourth proportional to 10,558.05, 15,841.26 and 4,631.78 is: 6,949.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,558.05 : 15,841.26 = 4,631.78 : x
  2. Step 2: Convert to fraction form
    10,558.05/15,841.26 = 4,631.78/x
  3. Step 3: Cross multiply
    10,558.05x = 15,841.26 × 4,631.78
  4. Step 4: Simplify right side
    10,558.05x = 73,373,152.04
  5. Step 5: Solve for x
    x = 73,373,152.04/10,558.05
  6. Step 6: Final answer
    x = 6,949.50

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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.