Home / 4,587.42-6,331.68-2,911.17

Finding the Fourth Proportional to 4,587.42, 6,331.68 and 2,911.17

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Solution

The fourth proportional to 4,587.42, 6,331.68 and 2,911.17 is: 4,018.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,587.42 : 6,331.68 = 2,911.17 : x
  2. Step 2: Convert to fraction form
    4,587.42/6,331.68 = 2,911.17/x
  3. Step 3: Cross multiply
    4,587.42x = 6,331.68 × 2,911.17
  4. Step 4: Simplify right side
    4,587.42x = 18,432,596.87
  5. Step 5: Solve for x
    x = 18,432,596.87/4,587.42
  6. Step 6: Final answer
    x = 4,018.07

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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.