Home / 2,909.35-4,364.93-962.92

Finding the Fourth Proportional to 2,909.35, 4,364.93 and 962.92

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Solution

The fourth proportional to 2,909.35, 4,364.93 and 962.92 is: 1,444.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,909.35 : 4,364.93 = 962.92 : x
  2. Step 2: Convert to fraction form
    2,909.35/4,364.93 = 962.92/x
  3. Step 3: Cross multiply
    2,909.35x = 4,364.93 × 962.92
  4. Step 4: Simplify right side
    2,909.35x = 4,203,078.40
  5. Step 5: Solve for x
    x = 4,203,078.40/2,909.35
  6. Step 6: Final answer
    x = 1,444.68

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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.