Home / 5,432.34-7,496.78-3,009.72

Finding the Fourth Proportional to 5,432.34, 7,496.78 and 3,009.72

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Solution

The fourth proportional to 5,432.34, 7,496.78 and 3,009.72 is: 4,153.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,432.34 : 7,496.78 = 3,009.72 : x
  2. Step 2: Convert to fraction form
    5,432.34/7,496.78 = 3,009.72/x
  3. Step 3: Cross multiply
    5,432.34x = 7,496.78 × 3,009.72
  4. Step 4: Simplify right side
    5,432.34x = 22,563,193.65
  5. Step 5: Solve for x
    x = 22,563,193.65/5,432.34
  6. Step 6: Final answer
    x = 4,153.49

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.