Home / 6,535.50-9,020.46-4,019.80

Finding the Fourth Proportional to 6,535.50, 9,020.46 and 4,019.80

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Solution

The fourth proportional to 6,535.50, 9,020.46 and 4,019.80 is: 5,548.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,535.50 : 9,020.46 = 4,019.80 : x
  2. Step 2: Convert to fraction form
    6,535.50/9,020.46 = 4,019.80/x
  3. Step 3: Cross multiply
    6,535.50x = 9,020.46 × 4,019.80
  4. Step 4: Simplify right side
    6,535.50x = 36,260,445.11
  5. Step 5: Solve for x
    x = 36,260,445.11/6,535.50
  6. Step 6: Final answer
    x = 5,548.23

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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.