Home / 4,652.12-6,419.58-2,788.76

Finding the Fourth Proportional to 4,652.12, 6,419.58 and 2,788.76

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Solution

The fourth proportional to 4,652.12, 6,419.58 and 2,788.76 is: 3,848.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,652.12 : 6,419.58 = 2,788.76 : x
  2. Step 2: Convert to fraction form
    4,652.12/6,419.58 = 2,788.76/x
  3. Step 3: Cross multiply
    4,652.12x = 6,419.58 × 2,788.76
  4. Step 4: Simplify right side
    4,652.12x = 17,902,667.92
  5. Step 5: Solve for x
    x = 17,902,667.92/4,652.12
  6. Step 6: Final answer
    x = 3,848.28

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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.