Home / 10,499.45-15,749.18-3,573.95

Finding the Fourth Proportional to 10,499.45, 15,749.18 and 3,573.95

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Solution

The fourth proportional to 10,499.45, 15,749.18 and 3,573.95 is: 5,360.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,499.45 : 15,749.18 = 3,573.95 : x
  2. Step 2: Convert to fraction form
    10,499.45/15,749.18 = 3,573.95/x
  3. Step 3: Cross multiply
    10,499.45x = 15,749.18 × 3,573.95
  4. Step 4: Simplify right side
    10,499.45x = 56,286,685.25
  5. Step 5: Solve for x
    x = 56,286,685.25/10,499.45
  6. Step 6: Final answer
    x = 5,360.92

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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.