Home / 1,566.38-2,349.58-1,277.22

Finding the Fourth Proportional to 1,566.38, 2,349.58 and 1,277.22

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Solution

The fourth proportional to 1,566.38, 2,349.58 and 1,277.22 is: 1,915.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,566.38 : 2,349.58 = 1,277.22 : x
  2. Step 2: Convert to fraction form
    1,566.38/2,349.58 = 1,277.22/x
  3. Step 3: Cross multiply
    1,566.38x = 2,349.58 × 1,277.22
  4. Step 4: Simplify right side
    1,566.38x = 3,000,930.57
  5. Step 5: Solve for x
    x = 3,000,930.57/1,566.38
  6. Step 6: Final answer
    x = 1,915.84

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1.5x scale

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.