Home / 4,245.78-5,859.23-2,357.40

Finding the Fourth Proportional to 4,245.78, 5,859.23 and 2,357.40

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Solution

The fourth proportional to 4,245.78, 5,859.23 and 2,357.40 is: 3,253.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,245.78 : 5,859.23 = 2,357.40 : x
  2. Step 2: Convert to fraction form
    4,245.78/5,859.23 = 2,357.40/x
  3. Step 3: Cross multiply
    4,245.78x = 5,859.23 × 2,357.40
  4. Step 4: Simplify right side
    4,245.78x = 13,812,537.02
  5. Step 5: Solve for x
    x = 13,812,537.02/4,245.78
  6. Step 6: Final answer
    x = 3,253.24

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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.