Home / 3,011.77-4,520.09-1,551.34

Finding the Fourth Proportional to 3,011.77, 4,520.09 and 1,551.34

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Solution

The fourth proportional to 3,011.77, 4,520.09 and 1,551.34 is: 2,328.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,011.77 : 4,520.09 = 1,551.34 : x
  2. Step 2: Convert to fraction form
    3,011.77/4,520.09 = 1,551.34/x
  3. Step 3: Cross multiply
    3,011.77x = 4,520.09 × 1,551.34
  4. Step 4: Simplify right side
    3,011.77x = 7,012,196.42
  5. Step 5: Solve for x
    x = 7,012,196.42/3,011.77
  6. Step 6: Final answer
    x = 2,328.26

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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.