Home / 5,725.15-8,590.02-2,438.17

Finding the Fourth Proportional to 5,725.15, 8,590.02 and 2,438.17

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Solution

The fourth proportional to 5,725.15, 8,590.02 and 2,438.17 is: 3,658.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,725.15 : 8,590.02 = 2,438.17 : x
  2. Step 2: Convert to fraction form
    5,725.15/8,590.02 = 2,438.17/x
  3. Step 3: Cross multiply
    5,725.15x = 8,590.02 × 2,438.17
  4. Step 4: Simplify right side
    5,725.15x = 20,943,929.06
  5. Step 5: Solve for x
    x = 20,943,929.06/5,725.15
  6. Step 6: Final answer
    x = 3,658.23

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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.