Home / 7,156.55-10,733.58-3,260.04

Finding the Fourth Proportional to 7,156.55, 10,733.58 and 3,260.04

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Solution

The fourth proportional to 7,156.55, 10,733.58 and 3,260.04 is: 4,889.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,156.55 : 10,733.58 = 3,260.04 : x
  2. Step 2: Convert to fraction form
    7,156.55/10,733.58 = 3,260.04/x
  3. Step 3: Cross multiply
    7,156.55x = 10,733.58 × 3,260.04
  4. Step 4: Simplify right side
    7,156.55x = 34,991,900.14
  5. Step 5: Solve for x
    x = 34,991,900.14/7,156.55
  6. Step 6: Final answer
    x = 4,889.50

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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.