Home / 7,435.14-10,259.48-4,450.28

Finding the Fourth Proportional to 7,435.14, 10,259.48 and 4,450.28

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Solution

The fourth proportional to 7,435.14, 10,259.48 and 4,450.28 is: 6,140.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,435.14 : 10,259.48 = 4,450.28 : x
  2. Step 2: Convert to fraction form
    7,435.14/10,259.48 = 4,450.28/x
  3. Step 3: Cross multiply
    7,435.14x = 10,259.48 × 4,450.28
  4. Step 4: Simplify right side
    7,435.14x = 45,657,558.65
  5. Step 5: Solve for x
    x = 45,657,558.65/7,435.14
  6. Step 6: Final answer
    x = 6,140.78

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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.