Home / 4,715.45-6,507.32-2,619.57

Finding the Fourth Proportional to 4,715.45, 6,507.32 and 2,619.57

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Solution

The fourth proportional to 4,715.45, 6,507.32 and 2,619.57 is: 3,615.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,715.45 : 6,507.32 = 2,619.57 : x
  2. Step 2: Convert to fraction form
    4,715.45/6,507.32 = 2,619.57/x
  3. Step 3: Cross multiply
    4,715.45x = 6,507.32 × 2,619.57
  4. Step 4: Simplify right side
    4,715.45x = 17,046,380.25
  5. Step 5: Solve for x
    x = 17,046,380.25/4,715.45
  6. Step 6: Final answer
    x = 3,615.01

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.