Home / 3,275.93-4,886.25-2,783.45

Finding the Fourth Proportional to 3,275.93, 4,886.25 and 2,783.45

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Solution

The fourth proportional to 3,275.93, 4,886.25 and 2,783.45 is: 4,151.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,275.93 : 4,886.25 = 2,783.45 : x
  2. Step 2: Convert to fraction form
    3,275.93/4,886.25 = 2,783.45/x
  3. Step 3: Cross multiply
    3,275.93x = 4,886.25 × 2,783.45
  4. Step 4: Simplify right side
    3,275.93x = 13,600,632.56
  5. Step 5: Solve for x
    x = 13,600,632.56/3,275.93
  6. Step 6: Final answer
    x = 4,151.69

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1.5x scale

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.