Home / 4,253.90-5,870.39-2,485.62

Finding the Fourth Proportional to 4,253.90, 5,870.39 and 2,485.62

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Solution

The fourth proportional to 4,253.90, 5,870.39 and 2,485.62 is: 3,430.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,253.90 : 5,870.39 = 2,485.62 : x
  2. Step 2: Convert to fraction form
    4,253.90/5,870.39 = 2,485.62/x
  3. Step 3: Cross multiply
    4,253.90x = 5,870.39 × 2,485.62
  4. Step 4: Simplify right side
    4,253.90x = 14,591,546.36
  5. Step 5: Solve for x
    x = 14,591,546.36/4,253.90
  6. Step 6: Final answer
    x = 3,430.16

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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.