Home / 10,099.08-15,130.44-4,245.48

Finding the Fourth Proportional to 10,099.08, 15,130.44 and 4,245.48

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Solution

The fourth proportional to 10,099.08, 15,130.44 and 4,245.48 is: 6,360.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,099.08 : 15,130.44 = 4,245.48 : x
  2. Step 2: Convert to fraction form
    10,099.08/15,130.44 = 4,245.48/x
  3. Step 3: Cross multiply
    10,099.08x = 15,130.44 × 4,245.48
  4. Step 4: Simplify right side
    10,099.08x = 64,235,980.41
  5. Step 5: Solve for x
    x = 64,235,980.41/10,099.08
  6. Step 6: Final answer
    x = 6,360.58

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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.