Home / 4,277.09-5,905.08-3,280.46

Finding the Fourth Proportional to 4,277.09, 5,905.08 and 3,280.46

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Solution

The fourth proportional to 4,277.09, 5,905.08 and 3,280.46 is: 4,529.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,277.09 : 5,905.08 = 3,280.46 : x
  2. Step 2: Convert to fraction form
    4,277.09/5,905.08 = 3,280.46/x
  3. Step 3: Cross multiply
    4,277.09x = 5,905.08 × 3,280.46
  4. Step 4: Simplify right side
    4,277.09x = 19,371,349.21
  5. Step 5: Solve for x
    x = 19,371,349.21/4,277.09
  6. Step 6: Final answer
    x = 4,529.10

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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.