Home / 3,154.55-4,352.40-2,035.08

Finding the Fourth Proportional to 3,154.55, 4,352.40 and 2,035.08

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Solution

The fourth proportional to 3,154.55, 4,352.40 and 2,035.08 is: 2,807.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,154.55 : 4,352.40 = 2,035.08 : x
  2. Step 2: Convert to fraction form
    3,154.55/4,352.40 = 2,035.08/x
  3. Step 3: Cross multiply
    3,154.55x = 4,352.40 × 2,035.08
  4. Step 4: Simplify right side
    3,154.55x = 8,857,482.19
  5. Step 5: Solve for x
    x = 8,857,482.19/3,154.55
  6. Step 6: Final answer
    x = 2,807.85

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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.