Home / 4,631.16-6,391-2,535.28

Finding the Fourth Proportional to 4,631.16, 6,391 and 2,535.28

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Solution

The fourth proportional to 4,631.16, 6,391 and 2,535.28 is: 3,498.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,631.16 : 6,391 = 2,535.28 : x
  2. Step 2: Convert to fraction form
    4,631.16/6,391 = 2,535.28/x
  3. Step 3: Cross multiply
    4,631.16x = 6,391 × 2,535.28
  4. Step 4: Simplify right side
    4,631.16x = 16,202,974.48
  5. Step 5: Solve for x
    x = 16,202,974.48/4,631.16
  6. Step 6: Final answer
    x = 3,498.69

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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.