Home / 4,117.33-5,689.11-3,240.10

Finding the Fourth Proportional to 4,117.33, 5,689.11 and 3,240.10

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Solution

The fourth proportional to 4,117.33, 5,689.11 and 3,240.10 is: 4,477.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,117.33 : 5,689.11 = 3,240.10 : x
  2. Step 2: Convert to fraction form
    4,117.33/5,689.11 = 3,240.10/x
  3. Step 3: Cross multiply
    4,117.33x = 5,689.11 × 3,240.10
  4. Step 4: Simplify right side
    4,117.33x = 18,433,285.31
  5. Step 5: Solve for x
    x = 18,433,285.31/4,117.33
  6. Step 6: Final answer
    x = 4,477.00

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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.