Home / 1,566.44-2,349.66-1,385.60

Finding the Fourth Proportional to 1,566.44, 2,349.66 and 1,385.60

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Solution

The fourth proportional to 1,566.44, 2,349.66 and 1,385.60 is: 2,078.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,566.44 : 2,349.66 = 1,385.60 : x
  2. Step 2: Convert to fraction form
    1,566.44/2,349.66 = 1,385.60/x
  3. Step 3: Cross multiply
    1,566.44x = 2,349.66 × 1,385.60
  4. Step 4: Simplify right side
    1,566.44x = 3,255,688.90
  5. Step 5: Solve for x
    x = 3,255,688.90/1,566.44
  6. Step 6: Final answer
    x = 2,078.40

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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.