Home / 4,435.40-6,645.72-3,134.18

Finding the Fourth Proportional to 4,435.40, 6,645.72 and 3,134.18

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Solution

The fourth proportional to 4,435.40, 6,645.72 and 3,134.18 is: 4,696.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,435.40 : 6,645.72 = 3,134.18 : x
  2. Step 2: Convert to fraction form
    4,435.40/6,645.72 = 3,134.18/x
  3. Step 3: Cross multiply
    4,435.40x = 6,645.72 × 3,134.18
  4. Step 4: Simplify right side
    4,435.40x = 20,828,882.71
  5. Step 5: Solve for x
    x = 20,828,882.71/4,435.40
  6. Step 6: Final answer
    x = 4,696.06

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.