Home / 3,533.96-4,875.56-2,117.68

Finding the Fourth Proportional to 3,533.96, 4,875.56 and 2,117.68

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Solution

The fourth proportional to 3,533.96, 4,875.56 and 2,117.68 is: 2,921.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,533.96 : 4,875.56 = 2,117.68 : x
  2. Step 2: Convert to fraction form
    3,533.96/4,875.56 = 2,117.68/x
  3. Step 3: Cross multiply
    3,533.96x = 4,875.56 × 2,117.68
  4. Step 4: Simplify right side
    3,533.96x = 10,324,875.90
  5. Step 5: Solve for x
    x = 10,324,875.90/3,533.96
  6. Step 6: Final answer
    x = 2,921.62

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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.