Home / 9,020.67-12,448.49-5,041.78

Finding the Fourth Proportional to 9,020.67, 12,448.49 and 5,041.78

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Solution

The fourth proportional to 9,020.67, 12,448.49 and 5,041.78 is: 6,957.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,020.67 : 12,448.49 = 5,041.78 : x
  2. Step 2: Convert to fraction form
    9,020.67/12,448.49 = 5,041.78/x
  3. Step 3: Cross multiply
    9,020.67x = 12,448.49 × 5,041.78
  4. Step 4: Simplify right side
    9,020.67x = 62,762,529.40
  5. Step 5: Solve for x
    x = 62,762,529.40/9,020.67
  6. Step 6: Final answer
    x = 6,957.64

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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.