Home / 4,875.17-7,262.87-4,640.06

Finding the Fourth Proportional to 4,875.17, 7,262.87 and 4,640.06

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Solution

The fourth proportional to 4,875.17, 7,262.87 and 4,640.06 is: 6,912.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,875.17 : 7,262.87 = 4,640.06 : x
  2. Step 2: Convert to fraction form
    4,875.17/7,262.87 = 4,640.06/x
  3. Step 3: Cross multiply
    4,875.17x = 7,262.87 × 4,640.06
  4. Step 4: Simplify right side
    4,875.17x = 33,700,093.06
  5. Step 5: Solve for x
    x = 33,700,093.06/4,875.17
  6. Step 6: Final answer
    x = 6,912.61

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.