Home / 7,264.54-10,887.09-4,145.50

Finding the Fourth Proportional to 7,264.54, 10,887.09 and 4,145.50

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Solution

The fourth proportional to 7,264.54, 10,887.09 and 4,145.50 is: 6,212.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,264.54 : 10,887.09 = 4,145.50 : x
  2. Step 2: Convert to fraction form
    7,264.54/10,887.09 = 4,145.50/x
  3. Step 3: Cross multiply
    7,264.54x = 10,887.09 × 4,145.50
  4. Step 4: Simplify right side
    7,264.54x = 45,132,431.60
  5. Step 5: Solve for x
    x = 45,132,431.60/7,264.54
  6. Step 6: Final answer
    x = 6,212.70

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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.