Home / 4,686.84-6,467.65-2,798.73

Finding the Fourth Proportional to 4,686.84, 6,467.65 and 2,798.73

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Solution

The fourth proportional to 4,686.84, 6,467.65 and 2,798.73 is: 3,862.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,686.84 : 6,467.65 = 2,798.73 : x
  2. Step 2: Convert to fraction form
    4,686.84/6,467.65 = 2,798.73/x
  3. Step 3: Cross multiply
    4,686.84x = 6,467.65 × 2,798.73
  4. Step 4: Simplify right side
    4,686.84x = 18,101,206.08
  5. Step 5: Solve for x
    x = 18,101,206.08/4,686.84
  6. Step 6: Final answer
    x = 3,862.13

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Half scale
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Double scale
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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.