Home / 2,920.08-4,029.84-2,334.87

Finding the Fourth Proportional to 2,920.08, 4,029.84 and 2,334.87

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Solution

The fourth proportional to 2,920.08, 4,029.84 and 2,334.87 is: 3,222.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,920.08 : 4,029.84 = 2,334.87 : x
  2. Step 2: Convert to fraction form
    2,920.08/4,029.84 = 2,334.87/x
  3. Step 3: Cross multiply
    2,920.08x = 4,029.84 × 2,334.87
  4. Step 4: Simplify right side
    2,920.08x = 9,409,152.52
  5. Step 5: Solve for x
    x = 9,409,152.52/2,920.08
  6. Step 6: Final answer
    x = 3,222.22

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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.