Home / 5,305.64-7,322.18-2,948.36

Finding the Fourth Proportional to 5,305.64, 7,322.18 and 2,948.36

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Solution

The fourth proportional to 5,305.64, 7,322.18 and 2,948.36 is: 4,068.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,305.64 : 7,322.18 = 2,948.36 : x
  2. Step 2: Convert to fraction form
    5,305.64/7,322.18 = 2,948.36/x
  3. Step 3: Cross multiply
    5,305.64x = 7,322.18 × 2,948.36
  4. Step 4: Simplify right side
    5,305.64x = 21,588,422.62
  5. Step 5: Solve for x
    x = 21,588,422.62/5,305.64
  6. Step 6: Final answer
    x = 4,068.96

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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.