Home / 7,415.03-10,232.59-4,057.84

Finding the Fourth Proportional to 7,415.03, 10,232.59 and 4,057.84

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Solution

The fourth proportional to 7,415.03, 10,232.59 and 4,057.84 is: 5,599.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,415.03 : 10,232.59 = 4,057.84 : x
  2. Step 2: Convert to fraction form
    7,415.03/10,232.59 = 4,057.84/x
  3. Step 3: Cross multiply
    7,415.03x = 10,232.59 × 4,057.84
  4. Step 4: Simplify right side
    7,415.03x = 41,522,213.01
  5. Step 5: Solve for x
    x = 41,522,213.01/7,415.03
  6. Step 6: Final answer
    x = 5,599.74

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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.