Home / 10,102.83-15,150.60-4,256.25

Finding the Fourth Proportional to 10,102.83, 15,150.60 and 4,256.25

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Solution

The fourth proportional to 10,102.83, 15,150.60 and 4,256.25 is: 6,382.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,102.83 : 15,150.60 = 4,256.25 : x
  2. Step 2: Convert to fraction form
    10,102.83/15,150.60 = 4,256.25/x
  3. Step 3: Cross multiply
    10,102.83x = 15,150.60 × 4,256.25
  4. Step 4: Simplify right side
    10,102.83x = 64,484,741.25
  5. Step 5: Solve for x
    x = 64,484,741.25/10,102.83
  6. Step 6: Final answer
    x = 6,382.84

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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.