Home / 7,013.27-9,678.62-4,030.04

Finding the Fourth Proportional to 7,013.27, 9,678.62 and 4,030.04

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Solution

The fourth proportional to 7,013.27, 9,678.62 and 4,030.04 is: 5,561.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,013.27 : 9,678.62 = 4,030.04 : x
  2. Step 2: Convert to fraction form
    7,013.27/9,678.62 = 4,030.04/x
  3. Step 3: Cross multiply
    7,013.27x = 9,678.62 × 4,030.04
  4. Step 4: Simplify right side
    7,013.27x = 39,005,260.02
  5. Step 5: Solve for x
    x = 39,005,260.02/7,013.27
  6. Step 6: Final answer
    x = 5,561.63

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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.