Home / 1,342.36-2,014.72-1,124.34

Finding the Fourth Proportional to 1,342.36, 2,014.72 and 1,124.34

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Solution

The fourth proportional to 1,342.36, 2,014.72 and 1,124.34 is: 1,687.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,342.36 : 2,014.72 = 1,124.34 : x
  2. Step 2: Convert to fraction form
    1,342.36/2,014.72 = 1,124.34/x
  3. Step 3: Cross multiply
    1,342.36x = 2,014.72 × 1,124.34
  4. Step 4: Simplify right side
    1,342.36x = 2,265,230.28
  5. Step 5: Solve for x
    x = 2,265,230.28/1,342.36
  6. Step 6: Final answer
    x = 1,687.50

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1.5x scale

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.