Home / 2,342.92-3,233.28-1,558.40

Finding the Fourth Proportional to 2,342.92, 3,233.28 and 1,558.40

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Solution

The fourth proportional to 2,342.92, 3,233.28 and 1,558.40 is: 2,150.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,342.92 : 3,233.28 = 1,558.40 : x
  2. Step 2: Convert to fraction form
    2,342.92/3,233.28 = 1,558.40/x
  3. Step 3: Cross multiply
    2,342.92x = 3,233.28 × 1,558.40
  4. Step 4: Simplify right side
    2,342.92x = 5,038,743.55
  5. Step 5: Solve for x
    x = 5,038,743.55/2,342.92
  6. Step 6: Final answer
    x = 2,150.63

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.