Home / 7,385.96-10,187.70-5,891.24

Finding the Fourth Proportional to 7,385.96, 10,187.70 and 5,891.24

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Solution

The fourth proportional to 7,385.96, 10,187.70 and 5,891.24 is: 8,125.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,385.96 : 10,187.70 = 5,891.24 : x
  2. Step 2: Convert to fraction form
    7,385.96/10,187.70 = 5,891.24/x
  3. Step 3: Cross multiply
    7,385.96x = 10,187.70 × 5,891.24
  4. Step 4: Simplify right side
    7,385.96x = 60,018,185.75
  5. Step 5: Solve for x
    x = 60,018,185.75/7,385.96
  6. Step 6: Final answer
    x = 8,125.98

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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.