Home / 1,571.33-2,355.01-1,530.45

Finding the Fourth Proportional to 1,571.33, 2,355.01 and 1,530.45

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Solution

The fourth proportional to 1,571.33, 2,355.01 and 1,530.45 is: 2,293.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,571.33 : 2,355.01 = 1,530.45 : x
  2. Step 2: Convert to fraction form
    1,571.33/2,355.01 = 1,530.45/x
  3. Step 3: Cross multiply
    1,571.33x = 2,355.01 × 1,530.45
  4. Step 4: Simplify right side
    1,571.33x = 3,604,221.23
  5. Step 5: Solve for x
    x = 3,604,221.23/1,571.33
  6. Step 6: Final answer
    x = 2,293.74

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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.