Home / 4,435.05-6,122.49-3,115.71

Finding the Fourth Proportional to 4,435.05, 6,122.49 and 3,115.71

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Solution

The fourth proportional to 4,435.05, 6,122.49 and 3,115.71 is: 4,301.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,435.05 : 6,122.49 = 3,115.71 : x
  2. Step 2: Convert to fraction form
    4,435.05/6,122.49 = 3,115.71/x
  3. Step 3: Cross multiply
    4,435.05x = 6,122.49 × 3,115.71
  4. Step 4: Simplify right side
    4,435.05x = 19,075,903.32
  5. Step 5: Solve for x
    x = 19,075,903.32/4,435.05
  6. Step 6: Final answer
    x = 4,301.17

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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.