Home / 4,151.40-5,729.70-2,384.16

Finding the Fourth Proportional to 4,151.40, 5,729.70 and 2,384.16

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Solution

The fourth proportional to 4,151.40, 5,729.70 and 2,384.16 is: 3,290.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,151.40 : 5,729.70 = 2,384.16 : x
  2. Step 2: Convert to fraction form
    4,151.40/5,729.70 = 2,384.16/x
  3. Step 3: Cross multiply
    4,151.40x = 5,729.70 × 2,384.16
  4. Step 4: Simplify right side
    4,151.40x = 13,660,521.55
  5. Step 5: Solve for x
    x = 13,660,521.55/4,151.40
  6. Step 6: Final answer
    x = 3,290.58

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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.