Home / 3,482.82-5,225.04-1,291.50

Finding the Fourth Proportional to 3,482.82, 5,225.04 and 1,291.50

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Solution

The fourth proportional to 3,482.82, 5,225.04 and 1,291.50 is: 1,937.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,482.82 : 5,225.04 = 1,291.50 : x
  2. Step 2: Convert to fraction form
    3,482.82/5,225.04 = 1,291.50/x
  3. Step 3: Cross multiply
    3,482.82x = 5,225.04 × 1,291.50
  4. Step 4: Simplify right side
    3,482.82x = 6,748,139.16
  5. Step 5: Solve for x
    x = 6,748,139.16/3,482.82
  6. Step 6: Final answer
    x = 1,937.55

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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.