Home / 4,257.12-6,384.12-2,357.01

Finding the Fourth Proportional to 4,257.12, 6,384.12 and 2,357.01

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Solution

The fourth proportional to 4,257.12, 6,384.12 and 2,357.01 is: 3,534.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,257.12 : 6,384.12 = 2,357.01 : x
  2. Step 2: Convert to fraction form
    4,257.12/6,384.12 = 2,357.01/x
  3. Step 3: Cross multiply
    4,257.12x = 6,384.12 × 2,357.01
  4. Step 4: Simplify right side
    4,257.12x = 15,047,434.68
  5. Step 5: Solve for x
    x = 15,047,434.68/4,257.12
  6. Step 6: Final answer
    x = 3,534.65

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.