Home / 4,637.92-6,400.98-2,958.79

Finding the Fourth Proportional to 4,637.92, 6,400.98 and 2,958.79

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Solution

The fourth proportional to 4,637.92, 6,400.98 and 2,958.79 is: 4,083.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,637.92 : 6,400.98 = 2,958.79 : x
  2. Step 2: Convert to fraction form
    4,637.92/6,400.98 = 2,958.79/x
  3. Step 3: Cross multiply
    4,637.92x = 6,400.98 × 2,958.79
  4. Step 4: Simplify right side
    4,637.92x = 18,939,155.61
  5. Step 5: Solve for x
    x = 18,939,155.61/4,637.92
  6. Step 6: Final answer
    x = 4,083.55

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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.