Home / 1,432.42-2,132.34-1,365.32

Finding the Fourth Proportional to 1,432.42, 2,132.34 and 1,365.32

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Solution

The fourth proportional to 1,432.42, 2,132.34 and 1,365.32 is: 2,032.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,432.42 : 2,132.34 = 1,365.32 : x
  2. Step 2: Convert to fraction form
    1,432.42/2,132.34 = 1,365.32/x
  3. Step 3: Cross multiply
    1,432.42x = 2,132.34 × 1,365.32
  4. Step 4: Simplify right side
    1,432.42x = 2,911,334.34
  5. Step 5: Solve for x
    x = 2,911,334.34/1,432.42
  6. Step 6: Final answer
    x = 2,032.46

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.