Home / 1,562.44-2,154.12-1,295.92

Finding the Fourth Proportional to 1,562.44, 2,154.12 and 1,295.92

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Solution

The fourth proportional to 1,562.44, 2,154.12 and 1,295.92 is: 1,786.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,562.44 : 2,154.12 = 1,295.92 : x
  2. Step 2: Convert to fraction form
    1,562.44/2,154.12 = 1,295.92/x
  3. Step 3: Cross multiply
    1,562.44x = 2,154.12 × 1,295.92
  4. Step 4: Simplify right side
    1,562.44x = 2,791,567.19
  5. Step 5: Solve for x
    x = 2,791,567.19/1,562.44
  6. Step 6: Final answer
    x = 1,786.67

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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.