Home / 5,284.05-7,291.88-3,045.79

Finding the Fourth Proportional to 5,284.05, 7,291.88 and 3,045.79

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Solution

The fourth proportional to 5,284.05, 7,291.88 and 3,045.79 is: 4,203.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,284.05 : 7,291.88 = 3,045.79 : x
  2. Step 2: Convert to fraction form
    5,284.05/7,291.88 = 3,045.79/x
  3. Step 3: Cross multiply
    5,284.05x = 7,291.88 × 3,045.79
  4. Step 4: Simplify right side
    5,284.05x = 22,209,535.19
  5. Step 5: Solve for x
    x = 22,209,535.19/5,284.05
  6. Step 6: Final answer
    x = 4,203.13

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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.