Home / 3,006.85-4,510.18-926.77

Finding the Fourth Proportional to 3,006.85, 4,510.18 and 926.77

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Solution

The fourth proportional to 3,006.85, 4,510.18 and 926.77 is: 1,390.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,006.85 : 4,510.18 = 926.77 : x
  2. Step 2: Convert to fraction form
    3,006.85/4,510.18 = 926.77/x
  3. Step 3: Cross multiply
    3,006.85x = 4,510.18 × 926.77
  4. Step 4: Simplify right side
    3,006.85x = 4,179,899.52
  5. Step 5: Solve for x
    x = 4,179,899.52/3,006.85
  6. Step 6: Final answer
    x = 1,390.13

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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.