Home / 8,790.28-13,184.04-2,946.94

Finding the Fourth Proportional to 8,790.28, 13,184.04 and 2,946.94

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Solution

The fourth proportional to 8,790.28, 13,184.04 and 2,946.94 is: 4,419.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,790.28 : 13,184.04 = 2,946.94 : x
  2. Step 2: Convert to fraction form
    8,790.28/13,184.04 = 2,946.94/x
  3. Step 3: Cross multiply
    8,790.28x = 13,184.04 × 2,946.94
  4. Step 4: Simplify right side
    8,790.28x = 38,852,574.84
  5. Step 5: Solve for x
    x = 38,852,574.84/8,790.28
  6. Step 6: Final answer
    x = 4,419.95

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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.