Home / 5,579.13-7,699.20-3,095.61

Finding the Fourth Proportional to 5,579.13, 7,699.20 and 3,095.61

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Solution

The fourth proportional to 5,579.13, 7,699.20 and 3,095.61 is: 4,271.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,579.13 : 7,699.20 = 3,095.61 : x
  2. Step 2: Convert to fraction form
    5,579.13/7,699.20 = 3,095.61/x
  3. Step 3: Cross multiply
    5,579.13x = 7,699.20 × 3,095.61
  4. Step 4: Simplify right side
    5,579.13x = 23,833,666.54
  5. Step 5: Solve for x
    x = 23,833,666.54/5,579.13
  6. Step 6: Final answer
    x = 4,271.94

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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.