Home / 3,209.04-4,807.98-1,451.25

Finding the Fourth Proportional to 3,209.04, 4,807.98 and 1,451.25

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Solution

The fourth proportional to 3,209.04, 4,807.98 and 1,451.25 is: 2,174.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,209.04 : 4,807.98 = 1,451.25 : x
  2. Step 2: Convert to fraction form
    3,209.04/4,807.98 = 1,451.25/x
  3. Step 3: Cross multiply
    3,209.04x = 4,807.98 × 1,451.25
  4. Step 4: Simplify right side
    3,209.04x = 6,977,580.98
  5. Step 5: Solve for x
    x = 6,977,580.98/3,209.04
  6. Step 6: Final answer
    x = 2,174.35

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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.