Home / 7,021.35-10,471.13-5,988

Finding the Fourth Proportional to 7,021.35, 10,471.13 and 5,988

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Solution

The fourth proportional to 7,021.35, 10,471.13 and 5,988 is: 8,930.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,021.35 : 10,471.13 = 5,988 : x
  2. Step 2: Convert to fraction form
    7,021.35/10,471.13 = 5,988/x
  3. Step 3: Cross multiply
    7,021.35x = 10,471.13 × 5,988
  4. Step 4: Simplify right side
    7,021.35x = 62,701,126.44
  5. Step 5: Solve for x
    x = 62,701,126.44/7,021.35
  6. Step 6: Final answer
    x = 8,930.07

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.