Home / 4,242.06-5,855.95-3,672.63

Finding the Fourth Proportional to 4,242.06, 5,855.95 and 3,672.63

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Solution

The fourth proportional to 4,242.06, 5,855.95 and 3,672.63 is: 5,069.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,242.06 : 5,855.95 = 3,672.63 : x
  2. Step 2: Convert to fraction form
    4,242.06/5,855.95 = 3,672.63/x
  3. Step 3: Cross multiply
    4,242.06x = 5,855.95 × 3,672.63
  4. Step 4: Simplify right side
    4,242.06x = 21,506,737.65
  5. Step 5: Solve for x
    x = 21,506,737.65/4,242.06
  6. Step 6: Final answer
    x = 5,069.88

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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.