Home / 3,154.55-4,350.40-2,525.14

Finding the Fourth Proportional to 3,154.55, 4,350.40 and 2,525.14

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Solution

The fourth proportional to 3,154.55, 4,350.40 and 2,525.14 is: 3,482.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,154.55 : 4,350.40 = 2,525.14 : x
  2. Step 2: Convert to fraction form
    3,154.55/4,350.40 = 2,525.14/x
  3. Step 3: Cross multiply
    3,154.55x = 4,350.40 × 2,525.14
  4. Step 4: Simplify right side
    3,154.55x = 10,985,369.06
  5. Step 5: Solve for x
    x = 10,985,369.06/3,154.55
  6. Step 6: Final answer
    x = 3,482.39

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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.