Home / 3,319.84-4,581.53-2,061.30

Finding the Fourth Proportional to 3,319.84, 4,581.53 and 2,061.30

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Solution

The fourth proportional to 3,319.84, 4,581.53 and 2,061.30 is: 2,844.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,319.84 : 4,581.53 = 2,061.30 : x
  2. Step 2: Convert to fraction form
    3,319.84/4,581.53 = 2,061.30/x
  3. Step 3: Cross multiply
    3,319.84x = 4,581.53 × 2,061.30
  4. Step 4: Simplify right side
    3,319.84x = 9,443,907.79
  5. Step 5: Solve for x
    x = 9,443,907.79/3,319.84
  6. Step 6: Final answer
    x = 2,844.69

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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.