Home / 1,527.05-2,290.35-735.95

Finding the Fourth Proportional to 1,527.05, 2,290.35 and 735.95

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Solution

The fourth proportional to 1,527.05, 2,290.35 and 735.95 is: 1,103.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,527.05 : 2,290.35 = 735.95 : x
  2. Step 2: Convert to fraction form
    1,527.05/2,290.35 = 735.95/x
  3. Step 3: Cross multiply
    1,527.05x = 2,290.35 × 735.95
  4. Step 4: Simplify right side
    1,527.05x = 1,685,583.08
  5. Step 5: Solve for x
    x = 1,685,583.08/1,527.05
  6. Step 6: Final answer
    x = 1,103.82

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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.