Home / 3,539.80-5,312.94-2,567.80

Finding the Fourth Proportional to 3,539.80, 5,312.94 and 2,567.80

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Solution

The fourth proportional to 3,539.80, 5,312.94 and 2,567.80 is: 3,854.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,539.80 : 5,312.94 = 2,567.80 : x
  2. Step 2: Convert to fraction form
    3,539.80/5,312.94 = 2,567.80/x
  3. Step 3: Cross multiply
    3,539.80x = 5,312.94 × 2,567.80
  4. Step 4: Simplify right side
    3,539.80x = 13,642,567.33
  5. Step 5: Solve for x
    x = 13,642,567.33/3,539.80
  6. Step 6: Final answer
    x = 3,854.05

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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.