Home / 4,658.98-6,429.40-2,670.69

Finding the Fourth Proportional to 4,658.98, 6,429.40 and 2,670.69

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Solution

The fourth proportional to 4,658.98, 6,429.40 and 2,670.69 is: 3,685.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,658.98 : 6,429.40 = 2,670.69 : x
  2. Step 2: Convert to fraction form
    4,658.98/6,429.40 = 2,670.69/x
  3. Step 3: Cross multiply
    4,658.98x = 6,429.40 × 2,670.69
  4. Step 4: Simplify right side
    4,658.98x = 17,170,951.72
  5. Step 5: Solve for x
    x = 17,170,951.72/4,658.98
  6. Step 6: Final answer
    x = 3,685.56

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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.