Home / 1,340.04-2,012.48-1,032.64

Finding the Fourth Proportional to 1,340.04, 2,012.48 and 1,032.64

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Solution

The fourth proportional to 1,340.04, 2,012.48 and 1,032.64 is: 1,550.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,340.04 : 2,012.48 = 1,032.64 : x
  2. Step 2: Convert to fraction form
    1,340.04/2,012.48 = 1,032.64/x
  3. Step 3: Cross multiply
    1,340.04x = 2,012.48 × 1,032.64
  4. Step 4: Simplify right side
    1,340.04x = 2,078,167.35
  5. Step 5: Solve for x
    x = 2,078,167.35/1,340.04
  6. Step 6: Final answer
    x = 1,550.82

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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.