Home / 4,289.90-5,919.08-2,611.17

Finding the Fourth Proportional to 4,289.90, 5,919.08 and 2,611.17

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Solution

The fourth proportional to 4,289.90, 5,919.08 and 2,611.17 is: 3,602.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,289.90 : 5,919.08 = 2,611.17 : x
  2. Step 2: Convert to fraction form
    4,289.90/5,919.08 = 2,611.17/x
  3. Step 3: Cross multiply
    4,289.90x = 5,919.08 × 2,611.17
  4. Step 4: Simplify right side
    4,289.90x = 15,455,711.07
  5. Step 5: Solve for x
    x = 15,455,711.07/4,289.90
  6. Step 6: Final answer
    x = 3,602.82

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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.