Home / 1,466.32-2,197.05-1,281.64

Finding the Fourth Proportional to 1,466.32, 2,197.05 and 1,281.64

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Solution

The fourth proportional to 1,466.32, 2,197.05 and 1,281.64 is: 1,920.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,466.32 : 2,197.05 = 1,281.64 : x
  2. Step 2: Convert to fraction form
    1,466.32/2,197.05 = 1,281.64/x
  3. Step 3: Cross multiply
    1,466.32x = 2,197.05 × 1,281.64
  4. Step 4: Simplify right side
    1,466.32x = 2,815,827.16
  5. Step 5: Solve for x
    x = 2,815,827.16/1,466.32
  6. Step 6: Final answer
    x = 1,920.34

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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.