Home / 1,527.04-2,293.63-911.95

Finding the Fourth Proportional to 1,527.04, 2,293.63 and 911.95

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Solution

The fourth proportional to 1,527.04, 2,293.63 and 911.95 is: 1,369.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,527.04 : 2,293.63 = 911.95 : x
  2. Step 2: Convert to fraction form
    1,527.04/2,293.63 = 911.95/x
  3. Step 3: Cross multiply
    1,527.04x = 2,293.63 × 911.95
  4. Step 4: Simplify right side
    1,527.04x = 2,091,675.88
  5. Step 5: Solve for x
    x = 2,091,675.88/1,527.04
  6. Step 6: Final answer
    x = 1,369.76

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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.