Home / 7,009.12-10,506.48-2,623.52

Finding the Fourth Proportional to 7,009.12, 10,506.48 and 2,623.52

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Solution

The fourth proportional to 7,009.12, 10,506.48 and 2,623.52 is: 3,932.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,009.12 : 10,506.48 = 2,623.52 : x
  2. Step 2: Convert to fraction form
    7,009.12/10,506.48 = 2,623.52/x
  3. Step 3: Cross multiply
    7,009.12x = 10,506.48 × 2,623.52
  4. Step 4: Simplify right side
    7,009.12x = 27,563,960.41
  5. Step 5: Solve for x
    x = 27,563,960.41/7,009.12
  6. Step 6: Final answer
    x = 3,932.59

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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.