Home / 6,990.14-10,487.08-3,042.24

Finding the Fourth Proportional to 6,990.14, 10,487.08 and 3,042.24

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Solution

The fourth proportional to 6,990.14, 10,487.08 and 3,042.24 is: 4,564.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,990.14 : 10,487.08 = 3,042.24 : x
  2. Step 2: Convert to fraction form
    6,990.14/10,487.08 = 3,042.24/x
  3. Step 3: Cross multiply
    6,990.14x = 10,487.08 × 3,042.24
  4. Step 4: Simplify right side
    6,990.14x = 31,904,232.87
  5. Step 5: Solve for x
    x = 31,904,232.87/6,990.14
  6. Step 6: Final answer
    x = 4,564.18

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.