Home / 5,612.19-8,420.70-2,326.02

Finding the Fourth Proportional to 5,612.19, 8,420.70 and 2,326.02

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Solution

The fourth proportional to 5,612.19, 8,420.70 and 2,326.02 is: 3,490.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,612.19 : 8,420.70 = 2,326.02 : x
  2. Step 2: Convert to fraction form
    5,612.19/8,420.70 = 2,326.02/x
  3. Step 3: Cross multiply
    5,612.19x = 8,420.70 × 2,326.02
  4. Step 4: Simplify right side
    5,612.19x = 19,586,716.61
  5. Step 5: Solve for x
    x = 19,586,716.61/5,612.19
  6. Step 6: Final answer
    x = 3,490.03

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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.