Home / 4,995.60-7,485.30-3,683.40

Finding the Fourth Proportional to 4,995.60, 7,485.30 and 3,683.40

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Solution

The fourth proportional to 4,995.60, 7,485.30 and 3,683.40 is: 5,519.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,995.60 : 7,485.30 = 3,683.40 : x
  2. Step 2: Convert to fraction form
    4,995.60/7,485.30 = 3,683.40/x
  3. Step 3: Cross multiply
    4,995.60x = 7,485.30 × 3,683.40
  4. Step 4: Simplify right side
    4,995.60x = 27,571,354.02
  5. Step 5: Solve for x
    x = 27,571,354.02/4,995.60
  6. Step 6: Final answer
    x = 5,519.13

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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.