Home / 1,661.08-2,488.53-1,476.55

Finding the Fourth Proportional to 1,661.08, 2,488.53 and 1,476.55

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Solution

The fourth proportional to 1,661.08, 2,488.53 and 1,476.55 is: 2,212.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,661.08 : 2,488.53 = 1,476.55 : x
  2. Step 2: Convert to fraction form
    1,661.08/2,488.53 = 1,476.55/x
  3. Step 3: Cross multiply
    1,661.08x = 2,488.53 × 1,476.55
  4. Step 4: Simplify right side
    1,661.08x = 3,674,426.53
  5. Step 5: Solve for x
    x = 3,674,426.53/1,661.08
  6. Step 6: Final answer
    x = 2,212.07

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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.