Home / 7,219.86-9,962.96-4,033.04

Finding the Fourth Proportional to 7,219.86, 9,962.96 and 4,033.04

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Solution

The fourth proportional to 7,219.86, 9,962.96 and 4,033.04 is: 5,565.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,219.86 : 9,962.96 = 4,033.04 : x
  2. Step 2: Convert to fraction form
    7,219.86/9,962.96 = 4,033.04/x
  3. Step 3: Cross multiply
    7,219.86x = 9,962.96 × 4,033.04
  4. Step 4: Simplify right side
    7,219.86x = 40,181,016.20
  5. Step 5: Solve for x
    x = 40,181,016.20/7,219.86
  6. Step 6: Final answer
    x = 5,565.35

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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.