Home / 1,567.41-2,163.25-904.49

Finding the Fourth Proportional to 1,567.41, 2,163.25 and 904.49

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Solution

The fourth proportional to 1,567.41, 2,163.25 and 904.49 is: 1,248.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,567.41 : 2,163.25 = 904.49 : x
  2. Step 2: Convert to fraction form
    1,567.41/2,163.25 = 904.49/x
  3. Step 3: Cross multiply
    1,567.41x = 2,163.25 × 904.49
  4. Step 4: Simplify right side
    1,567.41x = 1,956,637.99
  5. Step 5: Solve for x
    x = 1,956,637.99/1,567.41
  6. Step 6: Final answer
    x = 1,248.33

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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.