Home / 9,021.30-12,448.80-5,041.50

Finding the Fourth Proportional to 9,021.30, 12,448.80 and 5,041.50

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Solution

The fourth proportional to 9,021.30, 12,448.80 and 5,041.50 is: 6,956.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,021.30 : 12,448.80 = 5,041.50 : x
  2. Step 2: Convert to fraction form
    9,021.30/12,448.80 = 5,041.50/x
  3. Step 3: Cross multiply
    9,021.30x = 12,448.80 × 5,041.50
  4. Step 4: Simplify right side
    9,021.30x = 62,760,625.20
  5. Step 5: Solve for x
    x = 62,760,625.20/9,021.30
  6. Step 6: Final answer
    x = 6,956.94

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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.