Home / 1,567.47-2,351.73-1,015.67

Finding the Fourth Proportional to 1,567.47, 2,351.73 and 1,015.67

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Solution

The fourth proportional to 1,567.47, 2,351.73 and 1,015.67 is: 1,523.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,567.47 : 2,351.73 = 1,015.67 : x
  2. Step 2: Convert to fraction form
    1,567.47/2,351.73 = 1,015.67/x
  3. Step 3: Cross multiply
    1,567.47x = 2,351.73 × 1,015.67
  4. Step 4: Simplify right side
    1,567.47x = 2,388,569.85
  5. Step 5: Solve for x
    x = 2,388,569.85/1,567.47
  6. Step 6: Final answer
    x = 1,523.84

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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.