Home / 3,533.96-4,875.57-2,117.69

Finding the Fourth Proportional to 3,533.96, 4,875.57 and 2,117.69

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Solution

The fourth proportional to 3,533.96, 4,875.57 and 2,117.69 is: 2,921.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,533.96 : 4,875.57 = 2,117.69 : x
  2. Step 2: Convert to fraction form
    3,533.96/4,875.57 = 2,117.69/x
  3. Step 3: Cross multiply
    3,533.96x = 4,875.57 × 2,117.69
  4. Step 4: Simplify right side
    3,533.96x = 10,324,921.46
  5. Step 5: Solve for x
    x = 10,324,921.46/3,533.96
  6. Step 6: Final answer
    x = 2,921.63

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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.