Home / 7,155.13-10,733.18-2,475.60

Finding the Fourth Proportional to 7,155.13, 10,733.18 and 2,475.60

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Solution

The fourth proportional to 7,155.13, 10,733.18 and 2,475.60 is: 3,713.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,155.13 : 10,733.18 = 2,475.60 : x
  2. Step 2: Convert to fraction form
    7,155.13/10,733.18 = 2,475.60/x
  3. Step 3: Cross multiply
    7,155.13x = 10,733.18 × 2,475.60
  4. Step 4: Simplify right side
    7,155.13x = 26,571,060.41
  5. Step 5: Solve for x
    x = 26,571,060.41/7,155.13
  6. Step 6: Final answer
    x = 3,713.57

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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.