Home / 4,256.23-6,385-2,175.10

Finding the Fourth Proportional to 4,256.23, 6,385 and 2,175.10

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Solution

The fourth proportional to 4,256.23, 6,385 and 2,175.10 is: 3,262.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,256.23 : 6,385 = 2,175.10 : x
  2. Step 2: Convert to fraction form
    4,256.23/6,385 = 2,175.10/x
  3. Step 3: Cross multiply
    4,256.23x = 6,385 × 2,175.10
  4. Step 4: Simplify right side
    4,256.23x = 13,887,981.58
  5. Step 5: Solve for x
    x = 13,887,981.58/4,256.23
  6. Step 6: Final answer
    x = 3,262.98

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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.