Home / 10,090.24-15,135.21-4,539.67

Finding the Fourth Proportional to 10,090.24, 15,135.21 and 4,539.67

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Solution

The fourth proportional to 10,090.24, 15,135.21 and 4,539.67 is: 6,809.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,090.24 : 15,135.21 = 4,539.67 : x
  2. Step 2: Convert to fraction form
    10,090.24/15,135.21 = 4,539.67/x
  3. Step 3: Cross multiply
    10,090.24x = 15,135.21 × 4,539.67
  4. Step 4: Simplify right side
    10,090.24x = 68,708,820.94
  5. Step 5: Solve for x
    x = 68,708,820.94/10,090.24
  6. Step 6: Final answer
    x = 6,809.44

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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.