Home / 10,880.37-15,014.85-6,100.32

Finding the Fourth Proportional to 10,880.37, 15,014.85 and 6,100.32

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Solution

The fourth proportional to 10,880.37, 15,014.85 and 6,100.32 is: 8,418.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,880.37 : 15,014.85 = 6,100.32 : x
  2. Step 2: Convert to fraction form
    10,880.37/15,014.85 = 6,100.32/x
  3. Step 3: Cross multiply
    10,880.37x = 15,014.85 × 6,100.32
  4. Step 4: Simplify right side
    10,880.37x = 91,595,314.68
  5. Step 5: Solve for x
    x = 91,595,314.68/10,880.37
  6. Step 6: Final answer
    x = 8,418.40

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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.