Home / 4,292.75-5,925-2,798.06

Finding the Fourth Proportional to 4,292.75, 5,925 and 2,798.06

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Solution

The fourth proportional to 4,292.75, 5,925 and 2,798.06 is: 3,861.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,292.75 : 5,925 = 2,798.06 : x
  2. Step 2: Convert to fraction form
    4,292.75/5,925 = 2,798.06/x
  3. Step 3: Cross multiply
    4,292.75x = 5,925 × 2,798.06
  4. Step 4: Simplify right side
    4,292.75x = 16,578,475.88
  5. Step 5: Solve for x
    x = 16,578,475.88/4,292.75
  6. Step 6: Final answer
    x = 3,861.98

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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.