Home / 7,619.14-10,515.42-4,263.25

Finding the Fourth Proportional to 7,619.14, 10,515.42 and 4,263.25

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Solution

The fourth proportional to 7,619.14, 10,515.42 and 4,263.25 is: 5,883.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,619.14 : 10,515.42 = 4,263.25 : x
  2. Step 2: Convert to fraction form
    7,619.14/10,515.42 = 4,263.25/x
  3. Step 3: Cross multiply
    7,619.14x = 10,515.42 × 4,263.25
  4. Step 4: Simplify right side
    7,619.14x = 44,829,864.32
  5. Step 5: Solve for x
    x = 44,829,864.32/7,619.14
  6. Step 6: Final answer
    x = 5,883.85

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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.