Home / 4,658.16-6,986.28-1,736.40

Finding the Fourth Proportional to 4,658.16, 6,986.28 and 1,736.40

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Solution

The fourth proportional to 4,658.16, 6,986.28 and 1,736.40 is: 2,604.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,658.16 : 6,986.28 = 1,736.40 : x
  2. Step 2: Convert to fraction form
    4,658.16/6,986.28 = 1,736.40/x
  3. Step 3: Cross multiply
    4,658.16x = 6,986.28 × 1,736.40
  4. Step 4: Simplify right side
    4,658.16x = 12,130,976.59
  5. Step 5: Solve for x
    x = 12,130,976.59/4,658.16
  6. Step 6: Final answer
    x = 2,604.24

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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.