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Finding the Fourth Proportional to 4,497.98, 6,746.61 and 1,864.91

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Solution

The fourth proportional to 4,497.98, 6,746.61 and 1,864.91 is: 2,797.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,497.98 : 6,746.61 = 1,864.91 : x
  2. Step 2: Convert to fraction form
    4,497.98/6,746.61 = 1,864.91/x
  3. Step 3: Cross multiply
    4,497.98x = 6,746.61 × 1,864.91
  4. Step 4: Simplify right side
    4,497.98x = 12,581,786.72
  5. Step 5: Solve for x
    x = 12,581,786.72/4,497.98
  6. Step 6: Final answer
    x = 2,797.21

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1.5x scale

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.