Home / 4,863.12-6,710.76-3,817.68

Finding the Fourth Proportional to 4,863.12, 6,710.76 and 3,817.68

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Solution

The fourth proportional to 4,863.12, 6,710.76 and 3,817.68 is: 5,268.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,863.12 : 6,710.76 = 3,817.68 : x
  2. Step 2: Convert to fraction form
    4,863.12/6,710.76 = 3,817.68/x
  3. Step 3: Cross multiply
    4,863.12x = 6,710.76 × 3,817.68
  4. Step 4: Simplify right side
    4,863.12x = 25,619,534.24
  5. Step 5: Solve for x
    x = 25,619,534.24/4,863.12
  6. Step 6: Final answer
    x = 5,268.13

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Half scale
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Double scale
Find fourth proportional to 4,864.12, 6,712.14 and 3,818.68
Similar ratio
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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.